Carrie, an attractive veterinarian accepts an invitation from her fiancee, a best-selling author, for a long weekend away. When she senses something is terribly wrong she decides to leave only to find herself trying to escape the house into a desolate forest fearing for her life and fighting against a psychopathic killer.

After the death of his girlfriend, Travis, a thirty-something psychiatrist, struggles to keep it together. On the brink of a nervous breakdown he stumbles across a strange church run by a charismatic leader, Pastor Jay. In search of answers Travis is led deeper and deeper into the underworld of religious fanaticism, home to a Doomsday cult and a teenage girl named Grace.