克莱格（Paul Cram 保罗•克莱姆 饰）、兰迪（Chars Bonin 查斯•伯宁 饰）、保罗（Cody Lyman 科迪•莱曼 饰）、史蒂文（Carson Lee 卡尔森•李 饰）和麦克（Danny Salmen 丹尼•塞尔曼 饰）是5个黑帮成员，他们按照组织的指示来到某废弃的仓库看管人质。对他们来说，这原本是一项轻松简单的工作。然而当夜幕逐渐降临时，各种离奇古怪的事情开…

After committing a series of multiple murders, a neurologist visits an incarcerated killer, living in exile. She studies him and his brain and discovers the horror that lurks behind his violent impulses.