Death Row inmate Billy Malone tells a journalist of how he survived an earthquake and found a portal to another dimension. Out of that portal popped young Keena, whose ensuing relationship with Billy seals his fate.
After Linda, a landlady, speaks to her tenant, Mars Gillis, who she wants to move out of the parlour floor front apartment, bad things start happening all over the apartment she and her husband live in, and suspect it's Mars's voodoo.
Mrs. Nugent enlists the aid of bumbling occult students Jack and Nora Mills to exorcise Aisha Candisha, the demon who is possessing her now-goat-footed daughter Mary Jane. The price? Fifty thousand dollars.