in 2007 a series of tapes were found in the basement of a London house. The tapes contained recordings made by a well known medium right up to the time of her death. She recorded the voices of the dead, one claiming to be the Devil himself.
Five years after an unexplained malfunction causes the death of 15 tour-goers and staff on the opening night of a Halloween haunted house tour, a documentary crew travels back to the scene of the tragedy to find out what really happened.
After a young, middle-class couple moves into what seems like a typical suburban house, they become increasingly disturbed by a presence that may or may not be demonic, but is certainly the most active in the middle of the night.
Twenty years after three teenagers disappeared in the wake of mysterious lights appearing above Phoenix, Arizona, unseen footage from that night has been discovered, chronicling the final hours of their fateful expedition.