A father, Jase, deals with his daughter claiming to see a person in her room every night that she calls Mouse Man. Until one day Mouse Man takes her to hell. Jase finds himself in a spiral as he decides to conjure up another demon and hold it for ransom to get his daughter back. After conjuring another demon the demon escapes running amuck. Now he has unleashed one demon while his daughter is still in the hands of another. With the help of a failed priest Calem, Jase does battle with the conjured demon and tries to bargain for his daughter's soul. Until finally coming face to face with Mouse Man who is much more powerful than the demon the two men have been battling with.