After several coeds are murdered at a college, a professor who is who is having an affair with one of his students becomes a suspect. When other gruesome murders start occurring shortly thereafter, the teacher suspects that he may be the cause of them.

An adolescent boy and girl meet at a rural, turn-of-the-century Austrian resort where they are vacationing with their respective liberal-minded, single parents. Their budding love affair hits a serious snag when their two parents fall in love as well.