New York police officer Ralph Sarchie investigates a series of crimes. He joins forces with an unconventional priest, schooled in the rites of exorcism, to combat the possessions that are terrorizing their city.
A prequel set before the haunting of the Lambert family that reveals how gifted psychic Elise Rainier reluctantly agrees to use her ability to contact the dead in order to help a teenage girl who has been targeted by a dangerous supernatural entity.
A married couple lose their children while on a family trip near some caves in Tijuana. The kids eventually reappear without explanation, but it becomes clear that they are not who they used to be, that something terrifying has changed them.