Based on actual events of American serial killer Edmund Kemper, who murdered his grandparents at age 15 and, after being paroled for that crime, killed eight women in 1972 and 1973 including his own mother.
A paranormal radio show host and self-proclaimed witchcraft expert, meets a group of 20-somethings when she stops at a rural motel during a road trip. Soon, they will be murdered, one by one, to bring an evil spirit back from the dead.