The Peppercorns

The peppercorns find dead fish in the canal. Jana has the fish examined in the laboratory of St. Margarethen Hospital. Cem works there and takes care of the young patients. Johanna is his special concern. Her parents died in an accident. Cem wants to prevent her from being placed in a home and is looking for foster parents. The Overbecks agree to take Johanna in. Vivi gets a new “sister”! In the hospital laboratory, it is determined that the dead fish are slightly radioactive. But that is not the cause of death...