When a suburban slacker has a reckless encounter with a mysterious woman, his life begins to unravel in horrific fashion. His friends and family believe he's losing his mind, but he's convinced something far more sinister is taking place.

Taking place 18 months after the events at the UNEEDA Warehouse in Louisville, KY, a new Trioxin 2-4-5 leak puts a small Pennsylvania town on the brink of a zombie outbreak during Christmas 1985.