A journalist named Georgia discovers an old 16mm movie buried in the yard of the Gothic mansion she has just moved into. Intrigued, she screens the film, only to be shocked by disturbing images of a secret society's blood rituals. She becomes obsessed with unraveling the mystery and the skeleton they use in their rituals, but when she discovers a secret too frightening to ignore, obsession turns to madness as she becomes possessed by the dark forces surrounding her.