32岁的劳伦·柯伦（克里斯蒂娜·里奇）和丈夫罗素（布莱登·佛雷切）搬进了设备先进齐全的新公寓。刚刚因为失去孩子而遭受了心理创伤患躁郁症的劳伦对公寓的安保监控系统很满意，但随后发现公寓里有些不对劲，她怀疑酒店的拥有者暗中非法操控住在其中的用户，但她的丈夫认为这些都是她的想象。劳伦独自开始调查建造公寓的公司，并雇佣了一个帮手-阴谋论者弗侬·沙斯菲尔德（约翰·库萨克）。弗侬认为这间公寓是个试验场所，里面的住户是个巨大洗脑阴谋的小白鼠。随着调查深入，劳伦也遇到了生命威胁……

32岁的劳伦·柯伦（克里斯蒂娜·里奇）和丈夫罗素（布莱登·佛雷切）搬进了设备先进齐全的新公寓。刚刚因为失去孩子而遭受了心理创伤患躁郁症的劳伦对公寓的安保监控系统很满意，但随后发现公寓里有些不对劲，她怀疑酒店的拥有者暗中非法操控住在其中的用户，但她的丈夫认为这些都是她的想象。劳伦独自开始调查建造公寓的公司，并雇佣了一个帮手-阴谋论者弗侬·沙斯菲尔德（约翰·库萨克）。弗侬认为这间公寓是个试验场所，里面的住户是个巨大洗脑阴谋的小白鼠。随着调查深入，劳伦也遇到了生命威胁……

When Simon, Rich, and Eva head out on an eagerly anticipated road trip, they bring along a video camera to record their journey. What starts out as a carefree adventure slowly becomes a descent into the ominous as unexplained events threaten to disrupt the balance between the three close friends. Each one of them must struggle with personal demons and paranoia as friendships are tested and gruesome realities are revealed...and recorded.

A musician recording an album in the woods finds eerie cassette tapes being left for him. On them, a woman researching an urban legend was being terrorized by a man and his vicious dog. Now, the same thing is happening to the musician.

When Simon, Rich, and Eva head out on an eagerly anticipated road trip, they bring along a video camera to record their journey. What starts out as a carefree adventure slowly becomes a descent into the ominous as unexplained events threaten to disrupt the balance between the three close friends. Each one of them must struggle with personal demons and paranoia as friendships are tested and gruesome realities are revealed...and recorded.

A musician recording an album in the woods finds eerie cassette tapes being left for him. On them, a woman researching an urban legend was being terrorized by a man and his vicious dog. Now, the same thing is happening to the musician.

一名32岁的患有双相型障碍(一种躁狂和抑郁交替出现的精神疾患)的女士，和她丈夫搬进了一套最先进的“智能公寓”里。他们正在利用这栋楼的居民作为不知情…

詹姆斯·麦卡沃伊饰演的男主Kevin患有精神分裂，有着多重人格疾病，他被精神病医生Dr. Fletcher诊断出有23重人格，而且其中有一种人格能控制其他人格。Kevin在其中一个人格状态下绑架了三个少女，其中有一个女孩Casey逐渐意识到了他的问题。于是Kevin和自己的多重人格、以及身边的人展开了斗争……