Two young prostitutes decide to settle on a farm in the outskirts of an idyllic Bavarian mountain village. Initially, this is a pain in the neck for the village council and the local clergy, but the moral guardians soon reveal themselves to be lacking in steadfast ideals.

A dopey salesman from provincial Bavaria travels to Munich in order to cure his slipped disc. By accident, he comes to a "massage parlour" which is owned by a certain Dr. Fummel. The salesman enjoys a sex orgy, get fleeced and returns to his nymphomanic wife.

Playboy Red Mitchell suffers from chromosome malformation X+YY, a dangerous deformity of the libido. At night, driven by inner turmoil, he roams the streets of the city and murders women. Preferably young, pretty girls who become his victims after he has seen them naked in his imagination with his X-ray vision and then undresses them in real life to kill them. But he soon leaves traces behind, and a cunning detective who suspects his chromosomal drive is on Mitchell's trail...