Jonas is in his mid-twenties, still lives with his parents and gets dumped by his girlfriend. He soon gets to know Lena, a tough young woman with ideals, and immediately falls in love with her. However, to prove he is worthy of her love, he has to pass an endurance test.

Katja Flint, Hannelore Elsner and Heiner Lauterbach star in this German film about a woman who climbs the social ladder by sleeping with those she encounters on her way to the top. When she's discovered dead in her apartment in 1957, the police try to piece together the clues to find out who murdered her … but to no avail.