A dark rainy night, an empty house, a stranded couple and an unknown man. A sleek game of the cat and the mouse starts playing on, as the three of them find a dead body in the basement.
Miriam, Derek, Ian, and Jenny are overachieving high school students doing everything by the book. Straight A's, sports, yearbook, band, and - when coursework allows - planning and executing elaborate murders.
In 1979, a young girl stumbles upon a possessed tape player. She unknowingly unleashes a demonic entity that haunts her family while slowly dragging the small town of Clarkston to Hell.