Haunted by memories of his ex-girlfriend Alice, a heartbroken Billy returns home to Northern Virginia seeking solace from old friends. But what he finds is more disconcerting than comforting: his best friend Stanley has become mysterious and withdrawn from those around him. Billy attempts to find out what is going on, and as he probe Stanleys recent activities, his friends behavior seems increasingly bizarre and frightening. The discovery of blood-stained evidence among Stanleys possessions pulls him deeper into the nightmare and eventually leads to a violent confrontation that not everyone will survive.