In today’s Friesland, Fuchs, a food inspector in the district, is always in a good mood and committed to investigating North German snack bars. He dreams of a career in Hamburg, for which he works hard. But his superior at the public order office, Sigmar Koch, asks Fuchs to do him a special favor: he has to accommodate his brother Tillmann, a bad-tempered drunk.
A scary serial killer is around: he cuts off young women's tongues. Commissioner Michelle Eisner notes striking similarities between the three victims so far: They were customers of the "loverboys". Behind this is a callboy ring, which also includes the attractive and inscrutable Lanou. Michelle reluctantly accepts the help of the experienced police psychologist Busch to clarify the case. He is a master at thinking his way into the psyche of the perpetrator. The main suspect for him is call boy Lanou. This suspicion is supported by the tabloid reporter Eva Hellmann, who is also researching the series of murders. While Michelle's environment became more and more vehement on LanousIf arrest is urgent, she is less and less able to evade his erotic charisma.
Two inmates make written contact through a personal ad that is hidden and found in a pair of work trousers. The pen-pal relationship turns into love, whose future remains uncertain after a personal encounter.
