Friends Melody, Marci and Mickey are typical college outsiders. In the eyes of their fellow students, they are too fat, too boring and generally kind of uncool. So the three of them organize their own party without further ado. But the hoped-for adventure fails to materialize. The boys invited know just as little about partying as they do.
To keep the male company happy, Melody, Marci and Mickey organize a séance. Suddenly, demons take possession of the wallflowers and transform them into seductive playmates. The good boys immediately understand the seriousness of the situation. They look for a way to end the haunting. But the hotheads from the nearby frat house have completely different plans .