Lexi Warner is starting her senior year at Redwood Hollow High when the attacks begin. Someone is trying to kill her friends. No one knows the identity of the deadly assailant, but Lexi fears that she might know him all too well. The police are no help and her new boyfriend, Randy, starts acting strangely. It's all up to Lexi and her friends, Gina and Marla, as they desperately struggle to unmask the killer before terror explodes into murder