While Dries and Esther investigate a serial killer who knocks young girls off their bicycles and kills them. Esther's husband wants to start a family and wants Esther to stop working. Ben is being arrested on charges of corruption.

A series of robberies on the houses of wealthy Rotterdammers has one common denominator: ex-footballer Simeon Markus, admired by Stan. Dries and Esther investigate the death of a refugee. Ben discovers that Jort has a telephone in prison.