Eight-year-old Jana desperately needs a heart donor. But the months pass and there is no suitable organ. Out of desperation, her father Micha - against the advice of the doctors and the will of his wife - turns to illegal organ traders.

Half-sisters Kim, Lesley and Olivia commit a robbery at a safe deposit box in order to convict the fraudster Christian Heisinger, who stole the development of Kim's HIV vaccine. But the coup fails. When the trio of sisters are released from prison five years later, Kim tries to persuade her sisters to give it another go

A series of bizarre deaths shock the city of Hamburg: Mummified corpses are discovered in school basements. The local police enlist the help of Germany's most popular case analyst, Martin Gaitner. Inspector Danowski can't stand his colleague and doubts his theory of a lone perpetrator who was traumatized at school.

In Hamburg's Elbtunnel, a man is shot in the middle of a traffic jam in his car. The murder victim obviously belonged to a group trying to discover abandoned places first. The investigators suspect an act of revenge by a competitor.