The community of boat owners at the "Wasserfrosch" jetty is under general suspicion. Ed's death was no accident, and many had a motive to get rid of him. The illustrious circle around Rother, Dante, Olga, and Co. unravels an increasingly intricate web of relationships, involving the Hockers, the Webers, Guntram Polluk, and the ambitious real estate agent Fri, among others.
When the next body is found in the lake shortly afterwards, Inspector Reilinger follows his criminal instincts. He can't get the question about the bags with the striped logo out of his head. But how is it all connected? And why did someone else have to die?
One clue seems to lead far out onto the lake, where there are no observers to fear.