介绍：Deep in a wintry forest, an abandoned boy struggles to protect his little sister from an infection that turns people into a feral-like state, a ruthless militia leader searching for his missing daughter, and Government agents hunting them.

介绍：中学生物教师弗兰克•希尔斯（Johnathon Schaech 饰）身上有一道奇怪的伤疤，这道伤疤是他的母亲自杀时留下的，同时也成为弗兰克被往事所困扰的根源。然而，这道伤疤竟与一个冷战时期的生化武器计..