Birgit needs a job and gets hired too. She is to make friends with the patent office director. Unknowingly she becomes an accessory to a diabolical plan.
Judith Loska, a successful pianist, is on tour in New York. Her daughter calls her in fear of death. Someone is threatening to kill her. Judith takes the first plane back but the worst has already happened.
Tossner, a greedy real-estate developer, evicts families from their homes. In one case, a young kid jumps to death from a window. His teacher takes the case personally.
Mrs. Rosen takes groceries to Mr. Mallina and finds him murdered in his apartment. He was supposed to pick an old acquaintance from the railway station later that day. Meanwhile at the station, a young man is asked to carry a suitcase past the inspection.
Ingo and Peter are undercover cops, investigating suspicious activity in a shady bar. Peter gets hired on a gig to drive a lorry, and turns up dead a couple days later. Ingo decides to investigate the case on his own.
A homeless woman is found strangled to death, on a seat at the railway station. The investigators learn that she had lately received money from a fading film star.
A student of a dancing school is found dead in the forest on her way home. A mentally challenged man is seen with her bicycle. Meanwhile, Derrick is not in his best health and must stay aside as Harry and Willi investigate.
Mr. Lickmann, a waiter, is assaulted on his way home, not far from the restaurant. Dr. Schöne appears on the scene shortly before the police and declares Mr. Lickmann dead.
