A teacher and her class of female students take a class trip to the desert. Their bus breaks down, and they find themselves terrorized by a gang of psycho bikers.A teacher and her class of female students take a class trip to the desert. Their bus breaks down, and they find themselves terrorized by a gang of psycho bikers.A teacher and her class of female students take a class trip to the desert. Their bus breaks down, and they find themselves terrorized by a gang of psycho bikers.