On the 20th anniversary of the horrific Christmas Eve murders at St. Agnes Church, a demonic preacher from the past, returns to haunt the people of the same town. Among them is Salem, a young man whose once happy life is torn apart piece by piece as he is framed for an unspeakable crime. The only one who believes in his innocence is a heartbroken girl (Alexis Knapp) who has her own nightmares. Together and separately, they are forced to face their own demons, as well as the real one called Mr. Monday.