In Knockemstiff, Ohio and its neighboring backwoods, sinister characters converge around young Arvin Russell as he fights the evil forces that threaten him and his family.

A terminally ill mother invites her family to their country house for one final gathering, but tensions quickly boil over between her two daughters.

After kissing his wife and baby goodbye for a seemingly normal business trip, Reed checks himself into a hotel room to accomplish something he’s always dreamed of: the perfect murder….