The Peppercorns

It's Thomas and Rika Krogmann's wedding day, but Laurenz is annoyed. The idea of being the “flower girl” at his parents' wedding is more than embarrassing. And besides, there are more important things to do: when Laurenz finds a badly injured swan in the Speicherstadt, which has obviously fallen victim to an animal abuser, it is clear to the Pfefferkörner that this madman must be stopped. The Pfefferkörner quickly find out that the culprit is acting according to a certain pattern. They are sure: the next attack will take place in a few hours at the Alster, at a ferry dock at lunchtime...