It's Friday and Shannon's parents are away for the weekend, the perfect time to have a party. The music's blasting, the drinks are flowing, but suddenly the party comes to a crashing halt when Kim,Shannon's friend, accuses a boy of rape. Without knowing the guilt or innocence of the boy, the group extracts vengeance and accidentally kills him. A situation that was totally unthinkable a few hours earlier is now their reality. They blame each other in a wild attempt to justify what they have done. With seemingly no other option, they hide their crime, only to face a shock that leads them down a more sinister path.