A true crime drama about Paul John Knowles, an American serial killer tied to the deaths of 18 people in 1974, although he claimed at least 35.

It tells the story of a man and the daughter he's raising off the grid on the outskirts of an elite liberal arts college in northeastern Ohio.

A teenager's life in a quiet suburb changes drastically when John Wayne Gacy, a famed serial killer, becomes his neighbor. His curiosity leads to dark secrets and a frightening journey from innocence to a dire clash with evil.