After discovering a box of old love letters sent to her mother by a mysterious stranger, Anna, a young radio deejay, begins a torrid affair with a married man. Burning attraction brings them together, but the reality does not come close to the passion expressed in the letters.

30 years after the original feminist slasher film The Slumber Party Massacre (1982) hit theaters, cast & crew revisit the scene of the crime and its sequels.