When a beautiful first-grade teacher arrives at a prep school, she soon attracts the attention of an ambitious teenager named Max, who quickly falls in love with her. Max turns to the father of two of his schoolmates for advice on how to woo the teacher. However, the situation soon gets complicated when Max's new friend becomes involved with her, setting the two pals against one another in a war for her attention.
Chrissie and her friends set out on a road trip for a final fling before one is shipped off to Vietnam. Along the way, bikers harass the foursome and cause an accident that throws Chrissie from the vehicle. The lawman who arrives on the scene kills one of the bikers and brings Chrissie's friends to the Hewitt homestead, where young Leatherface is learning the tools of terror.
Ten years after a Valentine's Day tragedy claimed the lives of five miners, Harry Warden returns for a vengeful massacre among teen sweethearts gearing up for another party.
