1 00:00:07,700 --> 00:00:08,967 [narrator] A quiet relationship 2 00:00:08,967 --> 00:00:10,767 with your neighbors can be a gift... 3 00:00:10,834 --> 00:00:11,734 Hey, guys. 4 00:00:11,800 --> 00:00:13,767 You really should open your own flower shop. 5 00:00:13,767 --> 00:00:15,266 They were lovely. 6 00:00:15,333 --> 00:00:16,433 It was very cordial. 7 00:00:16,433 --> 00:00:18,667 [narrator] ...but following calm can come a storm. 8 00:00:18,734 --> 00:00:21,634 Mark had a complete obsession with us. 9 00:00:22,367 --> 00:00:23,367 [screams] 10 00:00:23,367 --> 00:00:24,767 He was very creepy, 11 00:00:24,834 --> 00:00:26,834 very weird, very odd. 12 00:00:28,166 --> 00:00:29,166 [crying] 13 00:00:29,166 --> 00:00:30,667 [Cathy] It was sheer terror. 14 00:00:30,734 --> 00:00:32,066 [Paul] Mark! 15 00:00:32,133 --> 00:00:33,667 All hell broke loose that night. 16 00:00:35,000 --> 00:00:37,634 I was going to rip them apart. 17 00:00:38,266 --> 00:00:39,734 [woman] Good to see you. 18 00:00:40,800 --> 00:00:42,066 [woman shouting indistinctly] 19 00:00:42,066 --> 00:00:43,367 [man] I know what you did. 20 00:00:44,367 --> 00:00:45,367 [woman] Stay out of my neighborhood! 21 00:00:45,433 --> 00:00:46,467 [man] Stay away from my wife! 22 00:00:46,467 --> 00:00:48,367 On the ground, now! 23 00:00:48,433 --> 00:00:49,967 [woman screaming] 24 00:00:54,867 --> 00:00:57,166 [narrator] Located in Hamilton, Ontario, 25 00:00:57,233 --> 00:00:59,567 the neighborhood of West Mountain is a haven 26 00:00:59,567 --> 00:01:01,467 for many hardworking families. 27 00:01:01,467 --> 00:01:03,266 [Ash Kelly] West Mountain in Hamilton 28 00:01:03,266 --> 00:01:06,967 is mostly single family residence homes, 29 00:01:07,033 --> 00:01:08,967 big yards, big houses. 30 00:01:08,967 --> 00:01:11,166 [Dave Oleniuk] The odd little cluster of town homes 31 00:01:11,166 --> 00:01:13,266 close to the escarpment in Hamilton 32 00:01:13,266 --> 00:01:15,467 which is quite a nice area. 33 00:01:20,100 --> 00:01:22,166 [narrator] West Mountain is where Cathy Sienna 34 00:01:22,233 --> 00:01:24,467 and her daughter call home. 35 00:01:24,467 --> 00:01:27,266 My parents said they were getting a divorce. 36 00:01:27,266 --> 00:01:29,567 My mom found a house on the West Mountain, 37 00:01:29,567 --> 00:01:30,667 so I moved in with her. 38 00:01:30,667 --> 00:01:33,667 I moved into my home on Magnolia 39 00:01:33,667 --> 00:01:36,066 and it was a duplex 40 00:01:36,066 --> 00:01:38,066 with open concept. 41 00:01:38,133 --> 00:01:40,767 -Garden's looking great, Mom. -Thanks. 42 00:01:40,834 --> 00:01:44,367 The secret is the TLC it gets from my beautiful assistant. 43 00:01:44,367 --> 00:01:46,266 [both laugh] 44 00:01:46,333 --> 00:01:49,967 [Cathy] You know our house was the social center, 45 00:01:50,033 --> 00:01:51,967 always something on the go. 46 00:01:51,967 --> 00:01:53,467 It was very, very busy. 47 00:01:53,467 --> 00:01:55,867 Very social. 48 00:01:55,867 --> 00:01:58,867 [narrator] Also living with them is Cathy's son Mitchell. 49 00:01:58,934 --> 00:02:01,467 How long you gonna tinker with that thing for? 50 00:02:01,467 --> 00:02:03,066 Call a mechanic already. 51 00:02:03,066 --> 00:02:04,266 [both laugh] 52 00:02:04,266 --> 00:02:06,367 [Mitchell] Where's the fun in that? 53 00:02:06,367 --> 00:02:08,266 [narrator] Cathy works as an office manager 54 00:02:08,333 --> 00:02:10,467 and is a recent paralegal graduate. 55 00:02:10,467 --> 00:02:13,567 Alex is a paralegal at a traffic defense firm. 56 00:02:13,567 --> 00:02:15,667 [Alex] Mitchell worked at a car body shop, 57 00:02:15,734 --> 00:02:17,266 so he was always working on a car. 58 00:02:17,266 --> 00:02:19,834 Just don't work on it all night and be late for dinner. 59 00:02:21,367 --> 00:02:23,333 -I'm gonna go inside and wash up. -Okay. 60 00:02:29,266 --> 00:02:31,867 [narrator] Living next door to the Sienna family are the Ducketts... 61 00:02:31,867 --> 00:02:32,867 Hi, Cathy. 62 00:02:32,867 --> 00:02:33,967 [narrator] ...Annette and Paul... 63 00:02:33,967 --> 00:02:35,000 Hey, guys. 64 00:02:35,000 --> 00:02:36,767 [narrator] ...and their adopted son, Mark. 65 00:02:36,767 --> 00:02:37,967 They were lovely. 66 00:02:37,967 --> 00:02:40,266 They were older than myself. 67 00:02:40,266 --> 00:02:41,867 Wow, look at this. 68 00:02:41,867 --> 00:02:44,100 You really should open your own flower shop. 69 00:02:44,100 --> 00:02:45,967 [Cathy] So it was very cordial. 70 00:02:45,967 --> 00:02:47,367 No issues. 71 00:02:47,433 --> 00:02:50,967 "Hi. Bye. How was your day? Your flowers look nice." 72 00:02:50,967 --> 00:02:53,467 [narrator] Annette and Paul Duckett are retired. 73 00:02:53,467 --> 00:02:57,066 Twenty-six-year-old Mark works off and on as an HVAC technician. 74 00:02:57,133 --> 00:02:59,567 [Ash] When he was born Mark Duckett was immediately 75 00:02:59,634 --> 00:03:02,066 remanded into child protective services. 76 00:03:02,066 --> 00:03:04,867 He spent two years in care before he was adopted 77 00:03:04,867 --> 00:03:06,834 by Annette and Paul Duckett. 78 00:03:10,967 --> 00:03:12,166 Nice wheels, Mitchell. 79 00:03:12,667 --> 00:03:14,467 Thanks, man. How you been? 80 00:03:14,800 --> 00:03:16,266 Doing okay, uh... 81 00:03:17,367 --> 00:03:18,667 You got a smoke? 82 00:03:23,500 --> 00:03:25,867 [Cathy] Mark next door would come over, you know, 83 00:03:25,934 --> 00:03:28,367 "Hey, bud, do you have smoke? Do you have a smoke?" 84 00:03:28,367 --> 00:03:30,934 And of course Mitchell would give it to him, give it to him. 85 00:03:31,467 --> 00:03:32,867 We both should quit. 86 00:03:32,867 --> 00:03:35,734 Yeah, but... not today, right? 87 00:03:41,467 --> 00:03:43,934 Hey, Mark, can you give me a hand in the kitchen? 88 00:03:45,166 --> 00:03:46,567 Thanks. 89 00:03:46,867 --> 00:03:48,467 Thanks again. 90 00:03:48,467 --> 00:03:50,066 [Alex] Definitely not a friendship, 91 00:03:50,066 --> 00:03:53,767 but definitely, like, a cordial, neighborly, 92 00:03:53,767 --> 00:03:55,467 you know, interactions. 93 00:03:55,467 --> 00:03:58,467 [narrator] For now tranquility rules in West Mountain. 94 00:03:58,467 --> 00:03:59,867 -Can I come in? -No. 95 00:03:59,867 --> 00:04:02,166 [narrator] But things will soon deteriorate. 96 00:04:02,600 --> 00:04:04,000 Bothering my family now? 97 00:04:04,000 --> 00:04:05,467 He was always very strange. 98 00:04:05,467 --> 00:04:07,367 Just a strange person. 99 00:04:07,367 --> 00:04:09,133 Can you give us a break, man? 100 00:04:11,467 --> 00:04:14,567 Mitchell would work late and then he would be tinkering 101 00:04:14,634 --> 00:04:16,767 on whatever car he had at that time. 102 00:04:31,467 --> 00:04:33,734 Hey, Mitchell. [chuckles] 103 00:04:34,266 --> 00:04:36,166 Got any smokes? 104 00:04:36,166 --> 00:04:38,467 Mark would just appear like out of nowhere. 105 00:04:38,533 --> 00:04:41,467 Look, man, I am not your endless source of free cigarettes. 106 00:04:41,533 --> 00:04:42,500 Of course not. 107 00:04:56,567 --> 00:04:58,166 My brother Mitchell was just trying to be nice. 108 00:05:10,667 --> 00:05:12,266 One time I was home 109 00:05:12,333 --> 00:05:14,967 and I heard a knock at the door. I answered the door. 110 00:05:15,033 --> 00:05:17,533 I was the only one in there at that time. 111 00:05:21,767 --> 00:05:25,934 Hey, is... is Mitchell home? 112 00:05:27,166 --> 00:05:28,834 Are you a friend of his? 113 00:05:30,266 --> 00:05:33,467 I just... I just wanted to bum a smoke. 114 00:05:33,467 --> 00:05:35,867 I did not know his name was Mark Duckett. 115 00:05:35,867 --> 00:05:37,467 I just knew he was the neighbor, 116 00:05:37,467 --> 00:05:39,767 and he asked if my brother was home. 117 00:05:39,767 --> 00:05:41,333 He's not home right now. 118 00:05:46,200 --> 00:05:47,367 Okay. 119 00:05:48,000 --> 00:05:49,166 Bye. 120 00:05:49,233 --> 00:05:51,066 I definitely had my guard up. 121 00:05:51,133 --> 00:05:53,734 The alarm bells, they were dinging for sure. 122 00:05:55,667 --> 00:05:57,567 [Ash] You know, maybe Mark was reaching out 123 00:05:57,567 --> 00:05:59,166 and trying to be friends. 124 00:05:59,233 --> 00:06:01,266 Maybe this was his way of connecting with people. 125 00:06:01,333 --> 00:06:03,867 Certainly smoking is a social activity. 126 00:06:03,867 --> 00:06:06,066 I mean it doesn't seem completely abnormal, 127 00:06:06,066 --> 00:06:07,266 but what it demonstrates 128 00:06:07,333 --> 00:06:08,934 is a lack of sort of boundaries. 129 00:06:09,700 --> 00:06:10,967 Hey, Mitchell. 130 00:06:12,967 --> 00:06:14,433 I was just knocking on your door. 131 00:06:16,266 --> 00:06:17,834 Got a... got any smokes? 132 00:06:18,600 --> 00:06:21,667 Okay, Mark, this gotta stop. Right now. 133 00:06:21,667 --> 00:06:22,667 What's gotta stop? 134 00:06:22,667 --> 00:06:24,266 Mitchell's kinda shutting that down 135 00:06:24,266 --> 00:06:26,367 because, you know, like, you know 136 00:06:26,367 --> 00:06:27,667 one here or there is okay, 137 00:06:27,667 --> 00:06:29,567 but not the knocking on the door 138 00:06:29,567 --> 00:06:32,166 and asking for cigarettes, specifically. 139 00:06:32,166 --> 00:06:33,467 Bothering my family now? 140 00:06:36,266 --> 00:06:38,266 We're done. Right. 141 00:06:38,266 --> 00:06:39,367 I don't have smokes for you, okay. 142 00:06:41,867 --> 00:06:45,166 He kinda felt like that was crossing the line. 143 00:06:45,166 --> 00:06:47,100 [Ash] It probably wasn't a big deal for Mitch 144 00:06:47,100 --> 00:06:49,667 to just stop interacting with Mark. 145 00:06:49,734 --> 00:06:52,166 What Mark felt on the other side of that, 146 00:06:52,166 --> 00:06:54,367 it could have been a massive blow, 147 00:06:54,433 --> 00:06:57,333 you know, to his self-esteem, to his sense of self. 148 00:06:58,767 --> 00:07:01,767 [narrator] Eventually, Mitchell moves out of his mom's house. 149 00:07:01,834 --> 00:07:04,100 [Cathy] Mitchell moved in with his girlfriend. 150 00:07:04,100 --> 00:07:06,967 Drive careful. Please call me when you get there. 151 00:07:07,033 --> 00:07:08,100 Okay, okay. 152 00:07:08,100 --> 00:07:10,100 -I'll miss you. -I'll miss you, too. 153 00:07:10,100 --> 00:07:12,734 So he was starting a new life. 154 00:07:19,100 --> 00:07:22,667 [Ash] I think this relationship between Mark and Mitchell, 155 00:07:22,667 --> 00:07:24,266 I believe the Sienna family 156 00:07:24,266 --> 00:07:26,567 perceived it as very one-sided, 157 00:07:26,567 --> 00:07:29,166 so despite Mark's willingness 158 00:07:29,166 --> 00:07:30,867 to open up and connect with Mitchell, 159 00:07:30,867 --> 00:07:31,967 it doesn't feel like 160 00:07:31,967 --> 00:07:34,033 that was necessarily reciprocated. 161 00:07:35,467 --> 00:07:37,567 [narrator] With Mitchell now out of the picture, 162 00:07:37,567 --> 00:07:39,333 Mark becomes reclusive. 163 00:07:40,100 --> 00:07:41,567 [Alex] For an extended period of time 164 00:07:41,634 --> 00:07:43,066 I didn't even know if he lived there any more 165 00:07:43,066 --> 00:07:45,767 because I didn't see him for a long time, 166 00:07:45,767 --> 00:07:47,166 but when I did see him, 167 00:07:47,166 --> 00:07:49,100 he was strange, kept to himself, 168 00:07:49,100 --> 00:07:51,767 quiet, almost like withdrawn. 169 00:07:53,066 --> 00:07:55,567 [narrator] The Sienna household gains new additions 170 00:07:55,567 --> 00:07:57,266 when Cathy's elder son Nikko 171 00:07:57,266 --> 00:07:59,266 and his girlfriend Jennifer move in. 172 00:07:59,567 --> 00:08:01,266 -Hi. -Hi. 173 00:08:01,266 --> 00:08:02,867 [Cathy] Well, they were renting an apartment, 174 00:08:02,934 --> 00:08:04,467 it was expensive, 175 00:08:04,533 --> 00:08:07,967 and it was hard for kids to get ahead, 176 00:08:08,033 --> 00:08:09,667 and I just wanted them 177 00:08:09,667 --> 00:08:12,867 to be able to save for their future. 178 00:08:12,867 --> 00:08:17,367 He was a manager for CARSTAR, Canada. 179 00:08:17,367 --> 00:08:19,867 He would oversee the operations 180 00:08:19,867 --> 00:08:23,066 of 25 different collision centers. 181 00:08:24,967 --> 00:08:27,266 What the heck did you pack in here, like 20 bowling balls? 182 00:08:27,266 --> 00:08:29,567 Right around the time Nikko and Jen moved in, 183 00:08:29,567 --> 00:08:34,567 um, Mark's behavior became increasingly weirder and weirder. 184 00:08:34,567 --> 00:08:36,166 Looks like we've got some new neighbors. 185 00:08:36,166 --> 00:08:38,367 [narrator] Nikko and Jen's arrival next door 186 00:08:38,367 --> 00:08:41,166 triggers something in Mark's perception of reality. 187 00:08:41,233 --> 00:08:44,667 [Jennifer] Can you believe we live next door to a loser like Mark? 188 00:08:44,667 --> 00:08:46,367 Yeah, he should be stuck in a zoo. 189 00:08:46,367 --> 00:08:48,166 -What a freak! -Loser. 190 00:08:48,166 --> 00:08:49,467 [Jennifer] Pathetic. 191 00:08:49,533 --> 00:08:50,767 [Nikko] Freak! 192 00:08:50,834 --> 00:08:53,867 [mocking laughter] 193 00:08:53,934 --> 00:08:56,967 -Oh, man! We should go bowling next weekend though. -Okay. Yeah, yeah. 194 00:08:57,033 --> 00:08:58,667 [narrator] It's only a matter of time 195 00:08:58,667 --> 00:09:01,066 before things turn dark and dangerous. 196 00:09:01,133 --> 00:09:02,967 -Oh, hi. -I wanna talk to you about Mark. 197 00:09:02,967 --> 00:09:03,867 What about him? 198 00:09:03,867 --> 00:09:06,867 He went from zero to 100 in minutes. 199 00:09:06,934 --> 00:09:08,467 This guy is weird. This guy's creepy. 200 00:09:08,467 --> 00:09:10,333 I feel really uneasy around him. 201 00:09:17,066 --> 00:09:18,867 [Ash] We know that Mark's behavior 202 00:09:18,934 --> 00:09:21,367 seems to worsen after Nikko moves in, 203 00:09:21,367 --> 00:09:22,467 but we don't know why. 204 00:09:22,467 --> 00:09:26,367 Is this still a fallout from Mitch's departure? 205 00:09:26,367 --> 00:09:28,867 [Nikko] Hey, can you, and you hold the bag straight please? 206 00:09:28,867 --> 00:09:29,967 -Thank you. -[grunts] 207 00:09:30,033 --> 00:09:31,066 [Nikko] You need help or? 208 00:09:31,066 --> 00:09:33,000 That's okay, you need me to do that too or... 209 00:09:33,000 --> 00:09:34,100 -[Jennifer] Oh... -Yeah. 210 00:09:34,100 --> 00:09:35,433 ...feeling a little sarcastic this morning. 211 00:09:36,266 --> 00:09:37,533 [Nikko] We're watching you, Mark. 212 00:09:38,100 --> 00:09:39,667 We're gonna get you. 213 00:09:39,734 --> 00:09:42,066 It seems that Mark had developed a belief 214 00:09:42,133 --> 00:09:44,567 that he was being watched by his neighbors. 215 00:09:44,567 --> 00:09:46,767 You can't hide from us, dummy. 216 00:09:47,467 --> 00:09:48,467 [Ash] The goings on 217 00:09:48,467 --> 00:09:50,166 in the yard at the Sienna home, 218 00:09:50,166 --> 00:09:52,266 Mark was interpreting that as a threat 219 00:09:52,266 --> 00:09:55,433 to his safety, privacy and security. 220 00:10:07,100 --> 00:10:08,867 Here, why don't I finish this? You go inside. 221 00:10:08,867 --> 00:10:10,000 -Are you sure? -Yeah, yeah. 222 00:10:10,000 --> 00:10:11,166 Just go and check on your mom, okay? 223 00:10:11,400 --> 00:10:12,533 Okay. 224 00:10:13,867 --> 00:10:15,567 [Ash] He's experiencing the world 225 00:10:15,567 --> 00:10:17,567 as someone in an early state of psychosis 226 00:10:17,567 --> 00:10:20,233 that's being projected upon the Sienna family. 227 00:10:25,467 --> 00:10:27,667 [narrator] Nikko Sienna decides to raise the issue 228 00:10:27,667 --> 00:10:30,166 of Mark's odd demeanor with his mother, Cathy. 229 00:10:30,166 --> 00:10:32,133 -Hey, Mom. -Hey. 230 00:10:38,667 --> 00:10:40,867 What's up with that guy next door? 231 00:10:40,934 --> 00:10:43,166 I don't know. He just seems a little off. 232 00:10:43,166 --> 00:10:45,734 Nikko was really concerned with his behavior. 233 00:10:46,700 --> 00:10:51,166 Yeah, Mark, he's definitely an odd duck. 234 00:10:51,233 --> 00:10:55,367 So I thought, he's just anti-social, 235 00:10:55,433 --> 00:10:58,166 or he's awkward or there's something wrong with him. 236 00:10:58,166 --> 00:10:59,934 I didn't really know. 237 00:11:00,967 --> 00:11:02,834 Yeah, that's... that's for sure. 238 00:11:05,767 --> 00:11:07,767 Hey, how about you put the pot on? 239 00:11:07,834 --> 00:11:09,133 Help me cook dinner, okay? 240 00:11:10,166 --> 00:11:11,467 Okay, Mom. 241 00:11:16,867 --> 00:11:19,667 [narrator] Cathy likewise becomes aware of the abnormal conduct 242 00:11:19,734 --> 00:11:21,433 Mark directs at the Sienna house. 243 00:11:22,100 --> 00:11:24,066 [Cathy] I was waiting to get picked up 244 00:11:24,133 --> 00:11:27,367 by Hauser, my boyfriend at the time. 245 00:11:28,300 --> 00:11:30,367 Mark is walking between the houses 246 00:11:30,433 --> 00:11:33,567 and all of a sudden he did just like, summersault midair. 247 00:11:38,467 --> 00:11:40,266 And then he would sit in the chair 248 00:11:40,333 --> 00:11:43,533 and then just cross his arms... and stare. 249 00:11:44,100 --> 00:11:45,867 I felt really uneasy. 250 00:11:45,934 --> 00:11:47,967 I wasn't sure what to make of him. 251 00:11:47,967 --> 00:11:50,467 [Ash] Mark was hearing voices telling him to do things 252 00:11:50,467 --> 00:11:52,767 and he thought maybe it was the Sienna family 253 00:11:52,834 --> 00:11:54,567 directing him to do these things, 254 00:11:54,634 --> 00:11:56,767 like acrobatic summersaults 255 00:11:56,767 --> 00:11:58,834 or little flips. 256 00:12:05,667 --> 00:12:08,066 -You look nice. -Thank you. 257 00:12:08,667 --> 00:12:10,467 Hauser picked me up. 258 00:12:10,467 --> 00:12:12,467 Mark just stared at us, 259 00:12:12,467 --> 00:12:14,233 you know, with his arms crossed... 260 00:12:14,967 --> 00:12:16,467 Is everything all right? 261 00:12:16,467 --> 00:12:18,166 Yeah, yeah, let's just go. 262 00:12:18,166 --> 00:12:20,266 ...and watched us drive away 263 00:12:20,567 --> 00:12:21,934 in a creepy way. 264 00:12:32,967 --> 00:12:35,166 Mark, what are you doing there? 265 00:12:36,266 --> 00:12:37,834 Just taking it easy. 266 00:12:38,600 --> 00:12:40,166 I'll be in soon. 267 00:12:40,166 --> 00:12:42,066 [narrator] Mark believes the people next door 268 00:12:42,066 --> 00:12:43,834 are constantly watching him. 269 00:12:44,767 --> 00:12:47,867 Mark had expressed a lot of paranoia about 270 00:12:47,867 --> 00:12:49,834 the neighbors being after him. 271 00:12:50,600 --> 00:12:51,967 [narrator] And the Sienna family 272 00:12:52,033 --> 00:12:54,667 finds his antics increasingly unsettling. 273 00:12:54,734 --> 00:12:57,266 [Alex] We were starting to feel super-uneasy 274 00:12:57,333 --> 00:12:58,867 and pretty unsafe 275 00:12:58,867 --> 00:13:01,834 just with the actions that Mark was doing. 276 00:13:04,667 --> 00:13:07,467 We would, you know, leave and go for groceries, 277 00:13:07,467 --> 00:13:08,667 Mark would be sitting 278 00:13:08,734 --> 00:13:10,567 and he would just be staring at us. 279 00:13:10,634 --> 00:13:11,967 Nice day, huh? 280 00:13:13,166 --> 00:13:16,367 Just staring. Just didn't wave. Didn't say hello, 281 00:13:16,367 --> 00:13:17,867 or anything like that. 282 00:13:17,934 --> 00:13:18,867 Mark would just stare. 283 00:13:18,934 --> 00:13:20,266 Just ignore him. 284 00:13:20,266 --> 00:13:21,533 You have the grocery list? 285 00:13:34,367 --> 00:13:35,967 [Alex] We'd come back and Mark would be 286 00:13:36,033 --> 00:13:37,767 in the exact same position that he was. 287 00:13:37,767 --> 00:13:39,567 It's almost like he was a statue. 288 00:13:39,567 --> 00:13:42,166 He did not move. He would be just staring. 289 00:13:43,266 --> 00:13:45,367 Who cares. Okay? Let's just go in. 290 00:13:45,367 --> 00:13:46,767 [Ash] It's clear that Mark was experiencing 291 00:13:46,767 --> 00:13:50,667 hallucinations, nonsensical illogical threats 292 00:13:50,734 --> 00:13:51,834 that don't exist. 293 00:13:54,100 --> 00:13:55,867 You're such a loser. [laughing] 294 00:13:58,000 --> 00:14:00,133 What's wrong with this guy? 295 00:14:01,367 --> 00:14:02,734 [both laugh] 296 00:14:02,867 --> 00:14:04,367 Oh. 297 00:14:04,433 --> 00:14:05,600 You're such a freak! 298 00:14:10,367 --> 00:14:15,000 It would appear that Mark felt a little threatened by Nikko. 299 00:14:15,000 --> 00:14:16,867 [narrator] These new perceived dangers 300 00:14:16,867 --> 00:14:18,667 weigh heavily on Mark's mind. 301 00:14:18,734 --> 00:14:20,066 He sets out to document 302 00:14:20,133 --> 00:14:21,834 the harassment from next door. 303 00:14:26,467 --> 00:14:28,667 [Ash] Mark purchased a camera 304 00:14:28,667 --> 00:14:32,867 and put it in the window that faces the Sienna home. 305 00:14:32,867 --> 00:14:35,867 [narrator] The Siennas are unaware they are being recorded. 306 00:14:37,600 --> 00:14:39,867 Mark's camera would have faced 307 00:14:39,867 --> 00:14:42,467 my side of the house, so my bedroom. 308 00:14:42,533 --> 00:14:43,967 I never saw a camera. 309 00:14:43,967 --> 00:14:46,567 I did not even know there was a camera there. 310 00:14:46,634 --> 00:14:48,767 [Oleniuk] I don't know what he was trying to prove. 311 00:14:48,767 --> 00:14:50,667 There is no evidence that the Siennas 312 00:14:50,667 --> 00:14:53,166 had any intention to harm him whatsoever. 313 00:14:55,000 --> 00:14:56,333 Lousy bastard. 314 00:14:57,700 --> 00:15:00,133 You better watch your back, Mark. [laughs] 315 00:15:05,667 --> 00:15:08,867 [narrator] It's a quiet afternoon at the Duckett residence, 316 00:15:08,867 --> 00:15:11,967 but Mark's mental deterioration is getting worse. 317 00:15:13,066 --> 00:15:15,166 [Mark crying, screaming] 318 00:15:15,166 --> 00:15:16,734 -Oh, my God! -Mark! 319 00:15:17,567 --> 00:15:19,667 -[Mark crying] -[Paul] Mark! 320 00:15:19,667 --> 00:15:23,000 He would just scream alone in his bedroom, 321 00:15:23,000 --> 00:15:24,867 and they could hear it throughout the household. 322 00:15:24,934 --> 00:15:26,667 -Mark! -Mark! 323 00:15:26,667 --> 00:15:28,967 -[Mark crying] -Mark, I need you to unlock this door. 324 00:15:29,600 --> 00:15:32,467 Mark? Mark! Mark! 325 00:15:32,467 --> 00:15:35,367 [Alex] I'm more on edge when I'm seeing him 326 00:15:35,367 --> 00:15:37,967 because this behavior is not normal. 327 00:15:37,967 --> 00:15:40,667 I don't think anybody involved in this 328 00:15:40,734 --> 00:15:43,433 ever thought that it would get to this point. 329 00:15:49,567 --> 00:15:51,000 From the Duckett perspective, 330 00:15:51,000 --> 00:15:54,266 they had repeatedly witnessed Mark 331 00:15:54,333 --> 00:15:56,567 locking himself in his bedroom and screaming. 332 00:15:56,567 --> 00:15:57,567 Mark! 333 00:15:57,567 --> 00:15:59,266 [crying] 334 00:15:59,266 --> 00:16:02,166 They... No. No. 335 00:16:02,166 --> 00:16:03,367 [Annette] Sweetheart, what's wrong? 336 00:16:03,367 --> 00:16:04,734 What's wrong? What's wrong? 337 00:16:05,367 --> 00:16:06,567 Mark, what's wrong? 338 00:16:06,567 --> 00:16:10,367 [sputtering] They're trying to get me. 339 00:16:10,367 --> 00:16:11,767 Who's trying to get you? 340 00:16:16,567 --> 00:16:18,166 -Freak! -[mocking laughter] 341 00:16:19,367 --> 00:16:21,767 [softly] No. Oh, no, no. 342 00:16:21,834 --> 00:16:24,066 He has a level of paranoia 343 00:16:24,066 --> 00:16:28,433 that is disproportionate to any problem in reality. 344 00:16:29,867 --> 00:16:32,767 I really think it would be a good idea 345 00:16:32,834 --> 00:16:35,533 for you to, maybe talk to a doctor. 346 00:16:36,300 --> 00:16:38,567 No. What are they gonna do? 347 00:16:38,567 --> 00:16:40,066 [narrator] Trying to compel an adult 348 00:16:40,066 --> 00:16:43,367 to get psychiatric help can be a difficult process. 349 00:16:43,433 --> 00:16:46,467 Well, they might be able to figure something out that... 350 00:16:46,467 --> 00:16:49,567 [Ash] It's easy to imagine he would've been overwhelmed 351 00:16:49,634 --> 00:16:51,967 by the prospect of seeking help, 352 00:16:51,967 --> 00:16:54,767 or perhaps he actually had no self-awareness. 353 00:16:54,834 --> 00:16:58,233 Perhaps he did not know that he was spiraling. 354 00:17:00,467 --> 00:17:02,066 I'm okay now. 355 00:17:02,133 --> 00:17:05,066 You guys can go back to what you're doing, please. 356 00:17:05,133 --> 00:17:07,767 [Ash] People develop a fear of institutionalization, 357 00:17:07,767 --> 00:17:09,867 where we have seen, you know, a number of abuses 358 00:17:09,867 --> 00:17:11,667 against vulnerable people occur. 359 00:17:11,667 --> 00:17:13,634 So I think in general there's a lack of trust. 360 00:17:14,567 --> 00:17:16,367 [narrator] With his paranoia spiking, 361 00:17:16,367 --> 00:17:18,367 Mark Duckett has his own ideas 362 00:17:18,367 --> 00:17:20,634 about how best to protect himself. 363 00:17:22,567 --> 00:17:25,767 So, the guys are gonna be working the barbecue, is that it? 364 00:17:25,767 --> 00:17:27,467 And we should bring salad and dessert? 365 00:17:27,467 --> 00:17:29,467 Hey, Mom, can I grab your signature? 366 00:17:29,467 --> 00:17:32,000 Oh, what's it for? Just a second, Jill. 367 00:17:32,000 --> 00:17:33,233 Just something I'm working on. 368 00:17:33,867 --> 00:17:35,567 [narrator] In a disturbing twist, 369 00:17:35,634 --> 00:17:37,767 his mother has just unknowingly sponsored 370 00:17:37,767 --> 00:17:39,867 Mark's firearm license application. 371 00:17:41,166 --> 00:17:44,166 -One more. -Hmm. Hang on. 372 00:17:44,166 --> 00:17:47,367 [Oleniuk] Annette claims that she remembers signing 373 00:17:47,367 --> 00:17:50,000 some forms, but weren't aware what they were about. 374 00:17:50,000 --> 00:17:52,266 [Ash] If you're first time applicant, 375 00:17:52,266 --> 00:17:57,266 you have to go through 16 hours of gun safety and gun history training. 376 00:17:57,266 --> 00:17:58,567 Fill out a few forms. 377 00:17:58,567 --> 00:18:01,166 Have some sponsors or witnesses sign those. 378 00:18:01,166 --> 00:18:03,567 [Oleniuk] You know, they're a typical government form, 379 00:18:03,567 --> 00:18:05,867 several pages, lots of fine print. 380 00:18:05,867 --> 00:18:08,266 There's a certain plausibility there, uh, 381 00:18:08,266 --> 00:18:10,066 who knows if Mark told her the truth. 382 00:18:10,066 --> 00:18:13,066 [Ash] Mark didn't have any previous interactions with police 383 00:18:13,133 --> 00:18:14,667 so there wouldn't have been any red flags 384 00:18:14,667 --> 00:18:16,166 on that firearms license 385 00:18:16,166 --> 00:18:17,834 when they did go to process it. 386 00:18:19,767 --> 00:18:21,467 Mark after he gets his license, 387 00:18:21,467 --> 00:18:23,667 he obtains a Glock 9mm pistol. 388 00:18:25,100 --> 00:18:28,367 There was, you know, either a fear there, 389 00:18:28,433 --> 00:18:30,000 and a belief that he needed 390 00:18:30,000 --> 00:18:32,266 a firearm to either protect himself, 391 00:18:32,333 --> 00:18:35,233 or there was always intent there in some way. 392 00:18:43,266 --> 00:18:44,266 [narrator] Mark's attention 393 00:18:44,266 --> 00:18:46,066 now shifts back to the Siennas. 394 00:18:52,266 --> 00:18:55,166 CARSTAR had sent Nikko for a weekend conference. 395 00:18:55,166 --> 00:18:56,467 It was in Chicago. 396 00:18:56,533 --> 00:18:58,433 You two behave while I'm gone, okay? 397 00:18:59,000 --> 00:19:00,567 [chuckling] Are you kidding? 398 00:19:00,567 --> 00:19:02,166 Jen and I are gonna hit the clubs. 399 00:19:02,166 --> 00:19:03,367 -Yeah, ravers. -Yeah. 400 00:19:03,433 --> 00:19:05,166 -[laughs] -Great. 401 00:19:05,233 --> 00:19:06,367 -[Cathy laughs] -[Nikko] I don't have any money. 402 00:19:06,367 --> 00:19:08,233 -[Jennifer] Love you. -[Nikko] Love you. 403 00:19:11,500 --> 00:19:13,467 Everyone talks about you behind your back. 404 00:19:13,533 --> 00:19:14,567 Everybody. 405 00:19:14,634 --> 00:19:15,967 You're actually a joke. 406 00:19:15,967 --> 00:19:17,767 Your life is a joke. 407 00:19:17,767 --> 00:19:19,266 -Loser. -Freak. 408 00:19:19,333 --> 00:19:20,667 Pathetic. 409 00:19:20,667 --> 00:19:22,266 Oh, I hope he has a good trip. 410 00:19:22,266 --> 00:19:24,066 -Yeah, I always worry about him when he's gone. -Yeah. He'll be fine. Yeah. 411 00:19:27,467 --> 00:19:30,066 [narrator] With Nikko absent, Mark waits for nightfall 412 00:19:30,133 --> 00:19:32,000 to confront his neighbors. 413 00:19:32,000 --> 00:19:35,166 My boyfriend, Hauser, had went back home for a visit. 414 00:19:35,233 --> 00:19:36,867 Alex was out for the evening, 415 00:19:36,867 --> 00:19:38,634 so it was just Jen and myself at home. 416 00:19:39,200 --> 00:19:41,233 [knock at door] 417 00:19:54,000 --> 00:19:56,166 I opened it and he was standing there. 418 00:19:59,200 --> 00:20:00,467 Yes. 419 00:20:00,767 --> 00:20:01,767 Can I come in? 420 00:20:01,767 --> 00:20:02,767 No, you can't. 421 00:20:02,767 --> 00:20:04,767 And I put my foot on the door, 422 00:20:04,767 --> 00:20:07,066 and I felt very uneasy. 423 00:20:07,133 --> 00:20:09,834 Um, what do you want? 424 00:20:11,367 --> 00:20:12,867 We have a lot to talk about. 425 00:20:12,867 --> 00:20:17,166 He was saying, "Oh, there's just so much to talk about. 426 00:20:17,166 --> 00:20:18,567 So much to discuss." 427 00:20:20,166 --> 00:20:21,567 What? 428 00:20:21,567 --> 00:20:24,533 And I thought to myself, "Like what?" 429 00:20:26,300 --> 00:20:27,567 It's late. 430 00:20:32,066 --> 00:20:36,266 Then I'll address my concerns another time. 431 00:20:36,266 --> 00:20:38,767 [Ash] You know that he did have some perceptions that, 432 00:20:38,767 --> 00:20:40,467 you know, the world was out to get him. 433 00:20:40,533 --> 00:20:42,567 Maybe he wanted to know, "Why are you watching me? 434 00:20:42,567 --> 00:20:43,867 What do you have against me? 435 00:20:43,867 --> 00:20:47,100 What have I done to... to frighten or hurt you?" 436 00:20:47,100 --> 00:20:48,867 [Cathy] As soon as I shut the door, 437 00:20:48,934 --> 00:20:50,266 made sure everything is locked, 438 00:20:50,266 --> 00:20:53,066 I just knew something is off. 439 00:20:53,066 --> 00:20:55,834 I was extremely uncomfortable and I was afraid. 440 00:20:58,300 --> 00:21:02,133 [narrator] Mark believes his privacy and safety are under constant threat. 441 00:21:02,867 --> 00:21:04,367 [Ash] He didn't think he needed help. 442 00:21:04,433 --> 00:21:07,166 He did not know that there was anything abnormal 443 00:21:07,166 --> 00:21:08,967 about his personal demeanor 444 00:21:08,967 --> 00:21:11,667 or the thoughts inside of his head. 445 00:21:11,734 --> 00:21:14,100 [narrator] The Sienna family finds it difficult to ignore 446 00:21:14,100 --> 00:21:17,066 their neighbor's increasingly bizarre behavior. 447 00:21:17,066 --> 00:21:20,166 [Alex] Jen basically had the same opinion that I did 448 00:21:20,166 --> 00:21:21,467 that he was very creepy, 449 00:21:21,533 --> 00:21:23,767 very weird, very odd. 450 00:21:23,767 --> 00:21:25,467 She was very scared, too. 451 00:21:30,300 --> 00:21:35,166 So after this incident of him arriving at my door at night, 452 00:21:35,166 --> 00:21:40,333 I contacted the parents and expressed my concern. 453 00:21:41,567 --> 00:21:44,266 -Hi, Mr. and Mrs. Duckett. -Oh, hi. 454 00:21:44,266 --> 00:21:45,567 Do you have a minute? 455 00:21:45,567 --> 00:21:47,567 Yeah, sure, what's up? 456 00:21:47,634 --> 00:21:49,667 Um, I wanna talk to you about Mark. 457 00:21:50,867 --> 00:21:52,000 What about him? 458 00:21:52,000 --> 00:21:54,667 Um... he's been... 459 00:21:54,667 --> 00:21:56,934 coming over to my place, and uh... 460 00:21:57,467 --> 00:21:59,567 staring at us. 461 00:21:59,634 --> 00:22:02,433 He's been knocking on my door, and trying to come in. 462 00:22:03,667 --> 00:22:06,934 It sounds like he's just trying to be friendly. 463 00:22:08,867 --> 00:22:11,734 I... I think something else is going on with him. 464 00:22:13,400 --> 00:22:16,266 Um, we actually have a lot to do right now, 465 00:22:16,333 --> 00:22:18,166 so can we talk about this later? 466 00:22:18,233 --> 00:22:20,166 Yeah, we'll catch you later. 467 00:22:20,233 --> 00:22:22,567 [Cathy] They just avoided. Just avoided. 468 00:22:22,634 --> 00:22:24,367 There was no more, 469 00:22:24,367 --> 00:22:25,967 "Hi, how are you?" 470 00:22:26,033 --> 00:22:28,166 There was no more contact. 471 00:22:28,166 --> 00:22:30,367 I think she was in complete denial 472 00:22:30,367 --> 00:22:32,266 and if you don't talk about it 473 00:22:32,333 --> 00:22:34,066 then it's not happening. 474 00:22:34,133 --> 00:22:35,934 Sweep it under the carpet. 475 00:22:37,367 --> 00:22:39,467 [narrator] The breach between the heads of the households 476 00:22:39,467 --> 00:22:43,066 doesn't put an end to Mark's alarming displays. 477 00:22:43,066 --> 00:22:45,433 Oh, it was... it was ongoing for weeks. 478 00:22:47,200 --> 00:22:49,467 [narrator] One afternoon Alex hears a noise 479 00:22:49,467 --> 00:22:52,567 in the space between her house and the Ducketts. 480 00:22:52,634 --> 00:22:55,000 Sometimes Mark would be singing to himself, 481 00:22:55,000 --> 00:22:57,967 or what appeared to be singing to himself. 482 00:22:57,967 --> 00:23:00,100 There were no headphones that he was wearing 483 00:23:00,100 --> 00:23:01,967 or anything like that. 484 00:23:01,967 --> 00:23:05,567 Mark would do summersaults and then land on his feet 485 00:23:05,567 --> 00:23:07,467 and then Mark would start laughing to himself. 486 00:23:07,533 --> 00:23:08,467 [Mark laughing] 487 00:23:08,467 --> 00:23:09,967 I don't know why I felt the need to document 488 00:23:10,033 --> 00:23:11,166 what was going on, 489 00:23:11,233 --> 00:23:13,567 but I just knew that I needed to take out my phone 490 00:23:13,567 --> 00:23:16,066 and take pictures and take videos. 491 00:23:16,066 --> 00:23:17,967 [Ash] He was having intrusive thoughts about 492 00:23:18,033 --> 00:23:20,567 how he thought he was receiving commands 493 00:23:20,567 --> 00:23:22,667 to perform stunts from them. 494 00:23:24,667 --> 00:23:28,166 [Alex] I took a video because it was so bizarre. 495 00:23:28,233 --> 00:23:29,767 Mark just looking into the window 496 00:23:29,767 --> 00:23:31,467 and giving me, dude, like this 497 00:23:31,533 --> 00:23:33,066 crazy stare. 498 00:23:34,900 --> 00:23:36,867 -[Alex] Is he being weird? -Yep. 499 00:23:37,600 --> 00:23:39,567 Get the [bleep] back. 500 00:23:39,634 --> 00:23:42,467 I'm not even [bleep] kidding. Get out. 501 00:23:42,467 --> 00:23:44,967 [Alex] Oh, my God. Oh, my God. Oh, my God. Oh, my God. 502 00:23:44,967 --> 00:23:46,233 [Alex whimpering] 503 00:23:48,100 --> 00:23:50,567 We just started noticing this more increasingly 504 00:23:50,567 --> 00:23:53,467 bizarre behavior more often than not. 505 00:23:53,533 --> 00:23:55,266 [narrator] Alex grows more and more afraid 506 00:23:55,333 --> 00:23:57,467 of their neighbor's eccentric conduct, 507 00:23:57,533 --> 00:23:59,767 and it's nowhere near its peak. 508 00:24:00,800 --> 00:24:02,367 [Alex] We were starting to feel 509 00:24:02,367 --> 00:24:06,266 super uneasy and pretty unsafe. 510 00:24:06,266 --> 00:24:08,467 There was also a lot of times where I would just be 511 00:24:08,467 --> 00:24:10,166 looking out of my window 512 00:24:10,166 --> 00:24:12,433 and he would be just staring into my window. 513 00:24:12,767 --> 00:24:13,867 [screams] 514 00:24:20,367 --> 00:24:21,367 [screams] 515 00:24:21,367 --> 00:24:22,667 [Alex] I was scared because I didn't know 516 00:24:22,667 --> 00:24:24,266 why he was staring at my window. 517 00:24:24,333 --> 00:24:25,500 He was staring at me. 518 00:24:28,000 --> 00:24:30,367 My entire life Nikko was always in big brother mode. 519 00:24:30,367 --> 00:24:33,066 He was always, always protecting me 520 00:24:33,066 --> 00:24:35,033 from when I was small. 521 00:24:43,400 --> 00:24:45,867 [exhales] Hey, don't worry. 522 00:24:45,934 --> 00:24:47,467 He's not gonna get in here, okay? 523 00:24:47,467 --> 00:24:48,767 Not on... Not on my watch. 524 00:24:49,700 --> 00:24:51,233 Thanks. You're the best. 525 00:24:54,100 --> 00:24:56,166 [narrator] Cathy Sienna has her own suspicions 526 00:24:56,233 --> 00:24:58,166 about what's driving Mark Duckett's behavior. 527 00:24:58,166 --> 00:25:03,066 [Cathy] I believed that Mark has a complete obsession with my daughter Alex, 528 00:25:03,066 --> 00:25:05,767 and when Nikko started living home 529 00:25:05,834 --> 00:25:06,967 he became a wedge 530 00:25:06,967 --> 00:25:09,934 between Mark and his... and this obsession. 531 00:25:11,066 --> 00:25:14,767 [narrator] And this obsession is reaching a boiling point. 532 00:25:14,767 --> 00:25:16,867 [Ash] It's clear that things were getting worse 533 00:25:16,867 --> 00:25:18,867 and tensions were increasing, 534 00:25:18,867 --> 00:25:20,367 at least in Mark's head. 535 00:25:20,433 --> 00:25:22,467 [Alex] Mark's behavior had been building every day 536 00:25:22,467 --> 00:25:24,133 over the last two to three weeks. 537 00:25:25,300 --> 00:25:28,367 July 29, 2019, it was a Tuesday. 538 00:25:28,367 --> 00:25:31,967 I would say, maybe 8:30 to nine o'clock p.m. 539 00:25:32,033 --> 00:25:33,967 I was just hanging out in my room 540 00:25:33,967 --> 00:25:37,634 and I heard a huge bang on my window. 541 00:25:40,066 --> 00:25:41,100 Nikko! 542 00:25:41,100 --> 00:25:42,567 I had a connecting bathroom 543 00:25:42,567 --> 00:25:45,166 and then I heard a bang on that window. 544 00:25:45,166 --> 00:25:47,367 -[banging on window] -Nikko! 545 00:25:47,433 --> 00:25:48,967 I called for Nikko and Jen and I said, 546 00:25:49,033 --> 00:25:52,367 "Mark's outside... banging on the windows." 547 00:25:53,200 --> 00:25:55,066 I've had enough of this guy bothering you. 548 00:25:57,200 --> 00:25:58,333 Let's go. 549 00:26:02,767 --> 00:26:03,867 Hey! 550 00:26:03,867 --> 00:26:05,667 -[banging continues] -Hey, could you cut that out? 551 00:26:05,667 --> 00:26:08,467 [Alex] Jen and I peek through the blinds 552 00:26:08,533 --> 00:26:11,467 and all we see is a light flashing back at us. 553 00:26:11,533 --> 00:26:14,367 Nikko had opened the front door 554 00:26:14,367 --> 00:26:17,266 and Mark was hiding in the bushes. 555 00:26:17,266 --> 00:26:18,467 [Nikko] Hey, man. 556 00:26:18,867 --> 00:26:20,367 Can you cut it out? 557 00:26:20,367 --> 00:26:22,166 Okay, you're scaring the women. 558 00:26:28,567 --> 00:26:29,667 [Jennifer] What's going on? 559 00:26:31,166 --> 00:26:32,667 I think he's still out there. 560 00:26:32,667 --> 00:26:34,266 [Nikko] What's wrong with this guy? 561 00:26:34,266 --> 00:26:37,166 Hey! Can you give us a break, man? 562 00:26:37,900 --> 00:26:39,400 Seriously. 563 00:26:45,767 --> 00:26:49,133 [narrator] Cathy and her boyfriend Hauser, are also home at the time. 564 00:26:50,700 --> 00:26:52,533 He's still shining a light at us. 565 00:26:54,567 --> 00:26:56,867 You know what? I've had enough of this. 566 00:26:56,867 --> 00:26:58,667 Like, we shouldn't have to live like this, 567 00:26:58,667 --> 00:27:00,667 I said, "We are calling the police." 568 00:27:00,667 --> 00:27:03,634 [dispatcher] 911, police, fire or ambulance? 569 00:27:11,867 --> 00:27:13,667 We just wanna something to be done about it 570 00:27:13,734 --> 00:27:16,567 because we were just being bothered in our own home 571 00:27:16,567 --> 00:27:18,767 for seemingly no reason. 572 00:27:18,767 --> 00:27:23,667 The cops arrive between 9:45 p.m. and 10:00 p.m. 573 00:27:23,734 --> 00:27:27,166 [Cathy] We told the police what had been going on, 574 00:27:27,166 --> 00:27:29,266 with the peeping in the window, 575 00:27:29,266 --> 00:27:30,767 with the lights. 576 00:27:30,834 --> 00:27:33,767 This guy's been spying on my sister in her room for weeks. 577 00:27:33,767 --> 00:27:35,433 Yeah, look, I even have a video of it. 578 00:27:36,567 --> 00:27:39,233 [Cathy] The police talked to all five of us, 579 00:27:40,100 --> 00:27:45,166 and we showed him the video... of Mark. 580 00:27:45,233 --> 00:27:46,967 We gave a description, 581 00:27:47,033 --> 00:27:48,567 we said it's the guy next door. 582 00:27:49,567 --> 00:27:50,767 You have any weapons here? 583 00:27:51,867 --> 00:27:54,767 No. Of course not. 584 00:27:54,834 --> 00:27:56,967 The police asked me that night, 585 00:27:57,033 --> 00:27:58,367 "Do you have any weapons in the house?" 586 00:27:58,367 --> 00:27:59,533 I said, "No." 587 00:28:00,100 --> 00:28:01,767 So, I am assuming they would ask 588 00:28:01,767 --> 00:28:04,667 the same question to the Ducketts. 589 00:28:04,667 --> 00:28:09,767 Sir, I need you to stay away from the family next door from now on. 590 00:28:09,767 --> 00:28:12,867 I don't understand, I haven't done anything wrong. 591 00:28:12,934 --> 00:28:14,166 [Oleniuk] Couple of uniformed officers 592 00:28:14,166 --> 00:28:16,266 went over and spoke to the Ducketts as well, 593 00:28:16,867 --> 00:28:19,567 and uh, Mark denied, 594 00:28:19,567 --> 00:28:21,266 uh, what had happened. 595 00:28:21,333 --> 00:28:25,367 [officer] Just stay on your property from now on, okay? 596 00:28:25,367 --> 00:28:27,066 Harassment charges will be filed 597 00:28:27,066 --> 00:28:28,367 if we get another complaint. 598 00:28:30,266 --> 00:28:31,500 Yes, sir. 599 00:28:33,066 --> 00:28:35,467 [narrator] The responding officers don't question Mark 600 00:28:35,467 --> 00:28:36,967 about having any firearms. 601 00:28:38,567 --> 00:28:40,100 If there's a concern of violence 602 00:28:40,100 --> 00:28:41,667 you have to check for firearm. 603 00:28:41,667 --> 00:28:44,100 If there's no overt threat of violence, 604 00:28:44,100 --> 00:28:46,967 it's not necessarily something that's mandatory. 605 00:28:46,967 --> 00:28:50,367 That was the one opportunity that police had, I think, 606 00:28:50,367 --> 00:28:52,667 to make a preventative call 607 00:28:52,667 --> 00:28:53,934 and it didn't happen. 608 00:29:00,400 --> 00:29:01,734 Aren't you taking him in? 609 00:29:02,800 --> 00:29:04,433 No, we gave him warning. 610 00:29:05,100 --> 00:29:06,467 That's it? 611 00:29:06,467 --> 00:29:08,467 He's been harassing my family. 612 00:29:08,533 --> 00:29:12,333 If anything happens again just give us a call, we'll come right back. 613 00:29:13,066 --> 00:29:15,066 -Okay? -Wow... 614 00:29:16,667 --> 00:29:19,667 [Alex] We just wanted them to do something. 615 00:29:19,734 --> 00:29:24,133 I didn't really get why nothing further was done. 616 00:29:26,800 --> 00:29:27,934 Come on. 617 00:29:31,767 --> 00:29:33,934 -[crying] -You stupid idiot. 618 00:29:34,367 --> 00:29:35,734 We're sick of you. 619 00:29:36,000 --> 00:29:37,367 I've had it. 620 00:29:37,433 --> 00:29:38,934 You know you're a mistake, right. 621 00:29:40,567 --> 00:29:43,166 Calling the police has major implications, especially for people 622 00:29:43,166 --> 00:29:44,567 with mental unwellness. 623 00:29:44,634 --> 00:29:45,667 It could end in their death. 624 00:29:45,667 --> 00:29:47,467 It has many times in this country. 625 00:29:47,467 --> 00:29:49,634 It was never harmless, not for Mark. 626 00:30:00,000 --> 00:30:02,166 How Mark perceived the police arriving 627 00:30:02,233 --> 00:30:03,767 triggered him into 628 00:30:03,767 --> 00:30:06,567 such an incredible state of defensiveness and confusion 629 00:30:06,567 --> 00:30:09,266 that he became incredibly harmful. 630 00:30:09,266 --> 00:30:10,667 All hell broke loose that night. 631 00:30:16,166 --> 00:30:17,767 [Ash] Nikko and Jen, Alex, 632 00:30:17,834 --> 00:30:19,367 they're all sleeping downstairs. 633 00:30:19,433 --> 00:30:21,867 Cathy is upstairs in her bedroom with her partner. 634 00:30:21,934 --> 00:30:23,433 The doors are locked. 635 00:30:24,567 --> 00:30:26,367 [narrator] In the dead of night 636 00:30:26,367 --> 00:30:29,066 Mark approaches the Sienna residence again. 637 00:30:30,700 --> 00:30:34,533 Not much goes on until about three hours after police have left, 638 00:30:35,367 --> 00:30:38,367 when there's a brick thrown through the window. 639 00:30:38,367 --> 00:30:42,667 I had just fallen asleep and then I heard this 640 00:30:42,667 --> 00:30:44,567 massive bang, 641 00:30:44,567 --> 00:30:47,266 like the loudest bang I have ever heard before, 642 00:30:47,266 --> 00:30:49,266 and I was like, "What is going on?" 643 00:30:49,266 --> 00:30:50,634 [clicks] 644 00:31:00,867 --> 00:31:02,000 What was that? 645 00:31:02,000 --> 00:31:03,166 I don't know. 646 00:31:15,900 --> 00:31:17,567 [Alex] Nikko goes up the stairs, 647 00:31:17,567 --> 00:31:19,667 and then Jen and I are right on his tail. 648 00:31:21,567 --> 00:31:23,967 -Move. -Mark. 649 00:31:24,033 --> 00:31:25,467 It's... It's okay, man. 650 00:31:27,567 --> 00:31:28,667 We don't have to do this. 651 00:31:28,734 --> 00:31:30,767 We can... we can be friends. 652 00:31:30,834 --> 00:31:34,166 We... You know, if you... Let's calm down. 653 00:31:34,166 --> 00:31:35,567 Please, please don't-- 654 00:31:42,100 --> 00:31:43,667 The air smelt like blood. 655 00:31:43,734 --> 00:31:46,467 It smelt like gun powder and blood, 656 00:31:46,467 --> 00:31:49,100 glass, and it was just chaotic. 657 00:31:49,100 --> 00:31:50,667 I had never heard a gunshot before 658 00:31:50,734 --> 00:31:51,767 other than on TV. 659 00:31:51,834 --> 00:31:53,567 What do I do, like, where do I go? 660 00:31:53,634 --> 00:31:54,834 I have nowhere to go. 661 00:31:55,367 --> 00:31:56,667 Don't-- 662 00:31:59,900 --> 00:32:03,266 I am hearing multiple shots over and over 663 00:32:03,333 --> 00:32:06,166 and now I am, like, I'm in a full panic. 664 00:32:06,166 --> 00:32:09,166 Oh, my God, that was... that was gunshots. 665 00:32:09,767 --> 00:32:12,166 It was sheer terror. 666 00:32:12,233 --> 00:32:15,166 So we run down the stairs and we had a backdoor exit. 667 00:32:15,166 --> 00:32:19,166 [Cathy] And I am whispering in the phone to 911. 668 00:32:19,166 --> 00:32:20,834 [whispering] Shots fired. 669 00:32:29,300 --> 00:32:30,567 Send help. 670 00:32:30,567 --> 00:32:33,166 I was trying to use my little voice 671 00:32:33,233 --> 00:32:35,000 and it sounded so loud in my ear, 672 00:32:35,000 --> 00:32:37,066 like, I thought, "He's gonna hear. He's gonna hear." 673 00:32:37,066 --> 00:32:38,533 Like, "I'm next." 674 00:32:43,000 --> 00:32:44,166 [gun cocking] 675 00:32:49,800 --> 00:32:51,266 [gunshot] 676 00:32:54,667 --> 00:32:56,634 [crying] He was shot 12 times. 677 00:32:59,100 --> 00:33:01,066 Nikko didn't have a chance. 678 00:33:02,367 --> 00:33:03,667 He was shot in cold blood 679 00:33:03,734 --> 00:33:05,367 and he was shot repeatedly. 680 00:33:10,600 --> 00:33:12,867 [Alex] We get out. We run out the doors, 681 00:33:12,867 --> 00:33:14,634 and we go up the side of the house. 682 00:33:16,266 --> 00:33:18,734 You're okay, you're okay? Yeah. You're okay? 683 00:33:20,867 --> 00:33:22,367 We have to cross the street. 684 00:33:22,433 --> 00:33:24,266 So I said to Jen, "We are gonna run out. 685 00:33:24,266 --> 00:33:25,767 We're gonna go to the neighbor's house." 686 00:33:25,834 --> 00:33:27,567 And I'm in front of Jen, I kinda put my arm out 687 00:33:27,567 --> 00:33:29,266 and I stop her and I peek over. 688 00:33:30,767 --> 00:33:34,467 And then I see Mark Duckett run out of our front door 689 00:33:34,467 --> 00:33:36,767 and I see him getting into his car 690 00:33:36,834 --> 00:33:38,066 and he drives away. 691 00:33:38,066 --> 00:33:41,066 -[engine starting] -[wheels screeching] 692 00:33:41,066 --> 00:33:43,934 We go back into the house and there's glass everywhere. 693 00:33:46,166 --> 00:33:48,033 [both gasping] 694 00:33:48,700 --> 00:33:50,767 [both screaming] 695 00:33:50,834 --> 00:33:53,066 And then that's when I see Nikko lying on the floor. 696 00:33:53,066 --> 00:33:55,867 No! Nikko! [crying] Not my brother! 697 00:33:55,867 --> 00:33:57,834 [Cathy] And then the next thing I heard was... 698 00:33:58,600 --> 00:34:00,333 "Not my brother! 699 00:34:00,567 --> 00:34:02,066 Mom! 700 00:34:02,133 --> 00:34:04,100 Not my brother!" 701 00:34:04,100 --> 00:34:06,166 And as soon as I heard Alex... 702 00:34:07,467 --> 00:34:09,567 Oh, my God. Go! Go! 703 00:34:10,467 --> 00:34:12,166 I opened the door. 704 00:34:12,166 --> 00:34:14,266 Oh, my God! Nikko! 705 00:34:14,333 --> 00:34:16,166 [crying] 706 00:34:16,233 --> 00:34:19,567 And there was Nikko laying on the floor face down, 707 00:34:19,634 --> 00:34:21,467 in a pile of blood. 708 00:34:21,467 --> 00:34:24,934 [all crying hysterically] 709 00:34:26,000 --> 00:34:27,967 My brother's been shot. What do I do? 710 00:34:28,033 --> 00:34:30,567 At some point I had both Jen's phone 711 00:34:30,567 --> 00:34:32,467 and it was either my phone and my mom's phone, 712 00:34:32,467 --> 00:34:34,533 but I had two phones up to my ears. 713 00:34:40,867 --> 00:34:42,567 Okay, everybody listen... 714 00:34:42,634 --> 00:34:43,767 I had the other people saying, 715 00:34:43,767 --> 00:34:45,567 "Okay, this is-- You need to do CPR." 716 00:34:45,634 --> 00:34:48,266 You have to turn him around if we have to start CPR, okay? 717 00:34:48,266 --> 00:34:50,233 [Cathy voice-breaking] For CPR we have to turn him over 718 00:34:50,767 --> 00:34:53,367 and I turned him over and... 719 00:34:53,367 --> 00:34:55,667 he was so heavy it took 720 00:34:55,667 --> 00:34:59,066 me and Jen so hard to get him to turn over. 721 00:34:59,066 --> 00:35:01,634 Jen was like out of her mind, distraught. 722 00:35:02,467 --> 00:35:05,467 I was doing chest compressions. 723 00:35:05,467 --> 00:35:06,867 [Alex] Mouth-to-mouth. Okay? Try it. 724 00:35:06,934 --> 00:35:07,800 [Cathy] And then she was, like, 725 00:35:07,867 --> 00:35:09,567 "You have to blow into his mouth now." 726 00:35:09,567 --> 00:35:10,667 Doing it right now. 727 00:35:11,266 --> 00:35:13,467 -[crying hysterically] -Nikko! 728 00:35:13,467 --> 00:35:15,166 [Cathy] I was covered in blood. 729 00:35:15,233 --> 00:35:17,567 And I kept trying and I tried, and I tried 730 00:35:17,567 --> 00:35:19,233 and I kept trying. 731 00:35:20,300 --> 00:35:24,433 And I was praying to God, "Don't take my son." 732 00:35:28,800 --> 00:35:31,066 [sirens approaching] 733 00:35:32,300 --> 00:35:34,667 [Cathy] And then the paramedic showed up. 734 00:35:34,667 --> 00:35:36,066 And they took over. 735 00:35:36,600 --> 00:35:40,166 [all crying] 736 00:35:47,767 --> 00:35:49,734 [Cathy] And the ambulance never moved. 737 00:35:52,767 --> 00:35:54,867 The ambulance never moved. 738 00:35:54,867 --> 00:35:57,233 I knew then my Nikko is gone. 739 00:35:59,100 --> 00:36:00,834 I knew he was gone. 740 00:36:08,000 --> 00:36:09,166 [narrator] Nikko Sienna 741 00:36:09,233 --> 00:36:10,834 is pronounced dead at the scene. 742 00:36:12,500 --> 00:36:13,867 The gunshots next door 743 00:36:13,867 --> 00:36:15,767 don't awaken Annette and Paul Duckett, 744 00:36:15,767 --> 00:36:17,767 but their son's text do. 745 00:36:17,834 --> 00:36:21,266 [Ash] He texts his mother a string of text messages 746 00:36:21,333 --> 00:36:22,867 about how being adopted 747 00:36:22,934 --> 00:36:26,266 has somehow led him to repeat the failures 748 00:36:26,266 --> 00:36:27,767 of his biological parents 749 00:36:27,834 --> 00:36:29,533 in the... in the actions he has taken. 750 00:36:31,667 --> 00:36:32,867 Paul. 751 00:36:32,934 --> 00:36:34,100 -Paul, wake up. -What? 752 00:36:34,100 --> 00:36:36,266 -Something's wrong with Mark. -What? 753 00:36:36,333 --> 00:36:38,166 [Ash] Then his mother is texting him back 754 00:36:38,166 --> 00:36:40,767 at the time saying, "What have you done?" 755 00:36:40,767 --> 00:36:42,967 His parents are aware something awful has happened. 756 00:36:43,033 --> 00:36:45,767 But clearly not understanding exactly what has happened, 757 00:36:45,767 --> 00:36:48,667 and the magnitude of... of the crime that's occurred. 758 00:36:48,667 --> 00:36:50,467 [sirens wailing] 759 00:36:50,533 --> 00:36:52,166 I ran over to the neighbors 760 00:36:52,166 --> 00:36:55,367 and I was going to rip them apart, 761 00:36:55,367 --> 00:36:57,066 because they did nothing. 762 00:36:57,066 --> 00:36:58,867 This is your fault! 763 00:36:58,934 --> 00:37:01,166 My son is dead! 764 00:37:01,166 --> 00:37:03,567 And the cop grabbed me at the last second 765 00:37:03,634 --> 00:37:05,634 and I did not care at that point... 766 00:37:07,000 --> 00:37:08,867 'cause I knew my son was gone. 767 00:37:11,700 --> 00:37:14,266 [narrator] With both houses as potential crime scenes, 768 00:37:14,266 --> 00:37:15,667 the Sienna and the Duckett families 769 00:37:15,667 --> 00:37:17,567 are each brought to the police station. 770 00:37:17,567 --> 00:37:20,266 We also had the Ducketts leave their home 771 00:37:20,266 --> 00:37:23,066 because we had to conduct a search warrant, 772 00:37:23,133 --> 00:37:25,266 and examine their home as well. 773 00:37:25,266 --> 00:37:27,567 [Alex] They drove us to the police station 774 00:37:27,634 --> 00:37:30,333 and we were there for what felt like an eternity. 775 00:37:32,000 --> 00:37:34,266 [Oleniuk] Mark Duckett drove to the Mountain station, 776 00:37:34,266 --> 00:37:36,367 which is about 15 minutes away. 777 00:37:36,367 --> 00:37:38,066 He then, uh, left the gun 778 00:37:38,133 --> 00:37:40,066 on the front seat of his car, 779 00:37:40,133 --> 00:37:41,667 walked in into the Mountain Station 780 00:37:41,734 --> 00:37:45,166 and laid down on the ground in the front, spreadeagled 781 00:37:45,166 --> 00:37:48,100 and surrendered and said, "I just shot my neighbor 782 00:37:48,100 --> 00:37:49,667 and I am turning myself in." 783 00:37:49,667 --> 00:37:52,867 So the fact that he acknowledged what he did 784 00:37:52,934 --> 00:37:54,567 was obviously a crime 785 00:37:54,567 --> 00:37:57,367 and necessitated a response of the police, 786 00:37:57,367 --> 00:38:01,367 he received legal advice and adhered to that advice, 787 00:38:01,367 --> 00:38:03,266 all made us believe 788 00:38:03,333 --> 00:38:08,000 that he was criminally responsible for the act of first-degree murder 789 00:38:08,000 --> 00:38:10,066 and that's why we arrested him. 790 00:38:10,133 --> 00:38:12,333 [narrator] Mark Duckett is charged and arraigned. 791 00:38:15,567 --> 00:38:17,867 [Ash] After the charges are first filed, 792 00:38:17,934 --> 00:38:21,066 that Mark's defense team decided they're gonna go with 793 00:38:21,133 --> 00:38:24,867 and approach a defense of not criminally responsible. 794 00:38:24,934 --> 00:38:29,166 We know he was later diagnosed with paranoid schizophrenia. 795 00:38:29,166 --> 00:38:32,467 [narrator] With this diagnosis, the court ultimately finds 796 00:38:32,533 --> 00:38:34,867 Mark not criminally responsible. 797 00:38:34,867 --> 00:38:37,000 [Alex] Do I think Mark Duckett had something wrong with him? 798 00:38:37,000 --> 00:38:38,467 Sure. 799 00:38:38,467 --> 00:38:42,266 Do I think that he was having a schizophrenic episode 800 00:38:42,333 --> 00:38:44,066 the night that he killed my brother? 801 00:38:44,066 --> 00:38:45,967 Absolutely not. 802 00:38:45,967 --> 00:38:48,266 I whole-heartedly believe that he retaliated 803 00:38:48,333 --> 00:38:51,166 because we called the police on him. 804 00:38:51,233 --> 00:38:54,066 [Ash] Mark is currently at a psychiatric hospital. 805 00:38:54,066 --> 00:38:56,934 It's about an hour and half away from Hamilton. 806 00:38:58,467 --> 00:39:01,467 [narrator] Annette and Paul Duckett still live in their home. 807 00:39:01,533 --> 00:39:03,867 They must now deal with the consequences 808 00:39:03,934 --> 00:39:05,934 of their son's brutal violence. 809 00:39:07,667 --> 00:39:10,166 Annette and Paul remain in contact 810 00:39:10,166 --> 00:39:11,467 and in support of Mark 811 00:39:11,467 --> 00:39:13,467 and in hopes of his rehabilitation. 812 00:39:13,533 --> 00:39:18,667 Will he get out again? There is a possibility. 813 00:39:18,667 --> 00:39:19,967 If Mark is ever released 814 00:39:19,967 --> 00:39:21,367 he's coming after my family, 815 00:39:21,367 --> 00:39:23,533 the rest of us. He's gonna finish the job. 816 00:39:24,166 --> 00:39:25,767 That's my fear. 817 00:39:26,367 --> 00:39:29,767 I'm very, very scared. 818 00:39:29,767 --> 00:39:33,367 [narrator] Cathy Sienna has filed law suits against the city, the police, 819 00:39:33,367 --> 00:39:35,567 and the Duckett family. 820 00:39:35,567 --> 00:39:39,066 The justice system has just failed us on every level. 821 00:39:39,066 --> 00:39:41,266 I am advocating for 822 00:39:41,333 --> 00:39:43,066 stricter gun laws, 823 00:39:43,133 --> 00:39:44,467 more follow up, 824 00:39:44,467 --> 00:39:47,066 more background checks. 825 00:39:47,133 --> 00:39:52,667 A deeper delve into the psyche of these people that are getting guns. 826 00:39:52,734 --> 00:39:54,667 [narrator] The community of West Mountain 827 00:39:54,734 --> 00:39:56,967 is left shattered by Nikko Sienna's murder. 828 00:39:57,033 --> 00:39:58,567 [Cathy] You know some people's lives 829 00:39:58,634 --> 00:40:00,066 will never be the same again. 830 00:40:00,500 --> 00:40:02,100 Jen moved out of the city. 831 00:40:02,100 --> 00:40:03,767 Hauser moved out of the city. 832 00:40:03,767 --> 00:40:05,266 [Ash] Hundreds and hundreds of people 833 00:40:05,266 --> 00:40:07,000 showing up to memorial services 834 00:40:07,000 --> 00:40:08,467 that were held for Nikko. 835 00:40:08,467 --> 00:40:10,967 You know, people are naming their children after him now. 836 00:40:11,033 --> 00:40:13,667 They really are wanting to memorialize the joy 837 00:40:13,667 --> 00:40:15,467 that Nikko brought into their lives. 838 00:40:16,667 --> 00:40:19,166 [narrator] Cathy sells her home and moves away. 839 00:40:19,233 --> 00:40:22,000 She and her family have lost a beloved son and brother, 840 00:40:22,000 --> 00:40:24,867 but are determined to keep his memory alive. 841 00:40:24,867 --> 00:40:27,100 [Alex] You know Nikko's spirit, it lives on. 842 00:40:27,100 --> 00:40:29,567 It lives on with us all the time, 843 00:40:29,634 --> 00:40:32,166 and I try to live life the fullest like he did. 844 00:40:32,233 --> 00:40:35,133 [Cathy] He was a beautiful soul, you know? 845 00:40:36,266 --> 00:40:38,533 And I have him right here. 846 00:40:39,567 --> 00:40:42,333 And this is how I have to remember my son... 847 00:40:42,667 --> 00:40:44,967 in these ashes. 848 00:40:45,033 --> 00:40:47,000 It's devastated this whole family. 849 00:40:47,000 --> 00:40:49,033 We'll never be the same. 850 00:40:50,400 --> 00:40:51,667 Never be the same. 851 00:40:51,667 --> 00:40:53,634 Broken heart forever. 852 00:41:09,667 --> 00:41:12,967 Next time on Fear Thy Neighbor... 853 00:41:13,033 --> 00:41:14,367 Donna! Anne! 854 00:41:14,433 --> 00:41:15,467 Great to see you. 855 00:41:15,533 --> 00:41:16,567 There's not a closed door there. 856 00:41:16,567 --> 00:41:17,967 Everyone was always invited. 857 00:41:17,967 --> 00:41:20,767 When Anne moved in, it was a big change. 858 00:41:20,767 --> 00:41:21,767 She's crazy. 859 00:41:21,767 --> 00:41:23,266 It was a nightmare. 860 00:41:23,333 --> 00:41:25,100 She was out for blood. 861 00:41:25,100 --> 00:41:26,967 What does she have to do kill somebody? 862 00:41:27,033 --> 00:41:28,166 [gun blast]