What a difference a day makes for the young residents of Athens, Ariz. Jessica (Jill Ritchie) fears for her safety after her boyfriend discovers she gave him an STD. Corey (D. J. Qualls) and Pedro (Jorge Garcia) decide to make extra money by selling a stolen car. And Heather (Erica Leerhsen) goes off the deep end when she realizes her boyfriend is cheating on her. But that's just the beginning. When everyone gathers at a party that night, it's not long before things get out of control.