故事报告刚离婚不久的格雷格(威尔逊饰)碰到了诱人的伊莎贝尔(海耶克饰)。伊莎贝尔住在大街上，以为这个被净化、破败不堪的世界并不是真实的。她信任这个丑恶的世界是在一个艳丽、和平、“真实”的极乐世界的内部。开初格雷格暗示思疑，但他最终发明这个理论很有事理。

When his long suffering girlfriend disappears suddenly, leaving a cryptic note as her only explanation, Hank's comfortable life and his sanity begin to crack. Then, from the woods surrounding his house, something terrible starts trying to break in.

报告一个画家江郎才尽，此时她被人介绍了一种药物，服用后她不由自立开端猖狂创作，但人也变成了嗜血的吸血鬼。

Desperate for success and quickly loosing grip, a pair of metal musicians lure a young woman to a secluded mansion in hopes of inspiring their next album. However, tensions arise between the two band mates as one of them accidentally falls in love with their soon-to-be victim.

电视机裡播放著录影带桥段，一段来自人称「美国怪物杀人魔」亨利史塔克维瑟的惊悚独白，承诺暴力时代即将来临。这一夜，广播宣布他的死亡消息后，整座城市随即笼罩在暴力与恐惧之下。一场事故，让一群亨利口中的「孩子」如同野兽出柙，拖著活生生的躯壳，依循脑海中的声音，发了疯似地横行于世界各处製造「混乱」。一副又一副的面具之下，藏匿的…