Sorority House Massacre is a 1986 slasher film in the same realm as the Slumber Party Massacre series, and was marketed as part of the "Massacre Collection". As a little girl, Beth's (Angela O'Neill) brother, Bobby (John C. Russell) kills her whole family and attempts to kill her. When he is caught, he is committed, and she grows up with a new family. Years later, Beth goes to college, where she joins a sorority. Due to a memory block, she doesn't remember that the sorority house was her childhood house, however her memory soon starts to return. Meanwhile, Bobby senses her presence in the house and escapes the mental asylum so he can finish the job he was unable to complete.