Alice cannot find an apartment in Munich for her psychology studies. Out of desperation, she accepts the offer of a man who wants to be treated as a slave by his roommate. In her private life, Alice is rather shy, but in her new role she learns to take control, not only over her roommate Olaf, but also over her own life. An unusual friendship develops between Alice and Olaf, giving them both the sense of security they have been looking for.