AllMovie

It's Halloween day in 1989 and college student Jackie Blue wants to enjoy a quiet birthday in the midst of a chaotic semester at school. Her friend Amber has other ideas and persuades Jackie to come to the annual Monster Mash party on campus after her shift at the local movie theater. As murder plays out on the silver screen during the theater's Halloween night Horrorthon, Jackie falls under a strange spell, all while a mysterious stranger watches over her every move. As the night unfolds, Jackie slowly unravels and everyone around her is turning up dead.