Supernatural thriller which tells the story of eleven people who sign up to take part in an unsettling reality show which forces them to confront the supernatural and their innermost fears. The contestants are taken to a Cambodian war museum which was once a prison used by the Khmer Rouge. Countless people suffered terrible torture and were killed within its walls. Inspired by the grand sole prize of 5 million Baht (65,000 pounds), the highest amount ever offered on a Thai game show, the contestants accept to risk their lives in the museum, confronting traps set by the show's producers, as well as those of the real ghosts whose spirits haunt the place.