Unpopular best friends PJ and Josie start a high school self-defense club to meet girls and lose their virginity. They soon find themselves in over their heads when the most popular students start beating each other up in the name of self-defense.
Stranded at a rest stop in the mountains during a blizzard, a young woman discovers a kidnapped child hidden in a car belonging to one of the people inside the building, which sets her on a terrifying life-or-death struggle to identify who among them is the kidnapper.
