Teenage Exorcist (1991)

Diane, a repressed, neurotic grad student, moves into a cursed mansion and is possessed by the house's demonic master.Transformed into a raven-haired, leather and lingerie-clad seductress, Diane seeks a virgin sacrifice for her master while her sister, brother-in-law, a priest, and a pizza boy try to rescue her and avoid his wrath.—D.A. Kellough