A motorcycle gang kidnaps a young woman, Josie, from a diner and brutally kills her. Many years later, the girl's father finds a magic crystal that can bring the dead back to life and uses it to re-animate his daughter. He lets her seduce any young men who visit the small town--Hellgate--then kills them. Four young students, two boys and two girls, spend a vacation near the town,hear about the story, and get involved.