Youssef's niece Saida finds her boyfriend, the young doctor Hagen Hoffmann, slain in their shared apartment. Based on the victim's computer activities, the police assume that the crime was committed in a drug environment.

During a dress rehearsal for a fashion show, the model Nastja believes to have seen a murder. The victim is her friend Kira, but there is no trace of her. The detectives Anne Marie Fuchs and Youssef el Kilali, however, soon come across the body of the young woman in a clothes trolley belonging to the fashion company and begin to investigate.

Youssef's cousin Jamila is said to be forced into marriage, but at the henna evening the German groom is disfigured with baseball bats. Soon afterwards, Youssef and his fellow detective Anne Fuchs find Jamila's secret lover - dead.

Anne Marie Fuchs' ex-husband Konrad Gelden was shot dead in his villa. This shatters the private detective's hope of solving the riddle of the disappearance of her son Florian. Almost thirty years ago, he was kidnapped as a boy to punish Anne for leaving the Stasi. When Anne's business partner Youssef receives a new order, the tide turns.