A girl is found dead in a forest and Faber suspects someone close to the victim.

Eisner and Fellner make a gruesome discovery in a demolished home.

Things get out of control after two police officers receive an emergency call on their nightly patrol.

There is a point in every human being when they are lonely. Lisa Brenner knew that moment. When her body is found one gray morning in front of a high-rise building, having fallen from the 12th floor balcony, she leaves behind a number of men who adored and loved her. Lisa was so close and devoted to all of them that in the end nobody knew if he was really her favorite. A tricky case that also deeply shakes the trust between Leitmayr and Batic.

Nasir al Yasaf, the fifth son of the Emir of Kumar, leads a glamorous life in Munich. Protected by his diplomatic status, the young man takes every liberty: fast cars, extravagant parties, drugs. And the police stand by and do nothing. When Nasir's expensive sports car once again races through Munich, ignoring every red light & stopped only by police blockade, the body of his friend Karim is found in the passenger seat. Batic and Leitmayr are tasked with solving Karim's murder, but their hands are tied when it comes to their investigation. Batic rages, Leitmayr urges "diplomatic" action. But to their amazement, the Emir's son cooperates.

On a nocturnal boat trip by the company Marex, the lawyer Jens Adam is spectacularly shot. His body disappears into the sea. Marex is a world leader in the mining of raw materials in the deep sea, specializing in rare earths. By mining these metals, which are found in every mobile phone, Marex wants to land a business worth millions. Does Adam's death have anything to do with the killing of an environmentalist who was protesting the destruction of the ocean floor? Jens Adam's wife Marte could also have killed her husband out of jealousy, because he had several affairs.

The death of Bibi's father leads the investigators to an unknown safe deposit box and a possible smuggling ring.