Two inmates are on their break in the jail courtyard when one of them, Boss, is called to the director′s office. Boss′ wife has appealed his case, asking for a pardon. Sentenced for murder, Boss has been in prison for ten years, but he has never revealed the motives of his crime. Finally, he explains what happened back then. He used to be a famous trapeze artist, but after a horrible accident he can no longer perform. His will broken, he scrapes through life as the owner of a show booth in Hamburg′s St. Pauli district. One day, a sailor brings a beautiful young dancer to his booth. Boss falls in love with the sultry Berta-Marie and leaves his wife and child for her. Together, they get jobs with another circus performer and enjoy great success as a trio. But when Boss finds out that Berta-Marie is betraying him with their partner, he kills his rival and reports himself to the police. After ten years, Boss is released.
Source: German films Service & Marketing GmbH