大学女生Abby参加心仪的男孩办的派对，这帮男生却将来的一些女孩下药、强暴，并玩起猎杀。Abby逃出后遇上一对情侣Clare和Gray，在这个血腥、混乱的夜晚，三人结成了意料之外的联盟，为生存而战。

Upper-middle class teen brothers and their newly-met stepsister take a road trip to the Mexico-U.S. border in a tense revenge journey to track down the man responsible for the accident that caused their father's death.