WaPo Berlin

Jonas Pietschmann is found seriously injured on the office ship of the shipping company Bernd Pietschmann and is admitted to the hospital with a severe traumatic brain injury. Apparently, he was attacked there during the night. When Hanna and Fahri go to inform the family about the assault, they learn that Jonas's relationship with his family had been very strained recently—due to the inheritance from his father.

Tobias Keller, the production manager of a film crew, is found murdered near his film set. The circle of suspects is quickly narrowed down—at the time of the crime, only four members of the crew were still on site, and all had a motive. After filming wrapped, a physical altercation occurred during an evening drink between Keller and chief lighting technician Ingo Naumann. The cause was a serious accident involving the Syrian-born lighting technician Djamal Khadur a few days earlier.

On the Havel River, the motorboat of the well-known conspiracy theorist Leonard Kofel explodes. A delicate case for the Water Police, as Kofel's internet channel "Wahrheit Rigoros" has not exactly earned him friends.

Leonard Kofel's new girlfriend, Dina Finkenwald, who is seven weeks pregnant, immediately suspects an attack. His twin brother, Robert Kofel, who worked with him on "Wahrheit Rigoros," is also shocked.

Investigations confirm that the explosion was caused by an explosive device. During the inquiry, it emerges that Kofel's internet channel was funded by a shady company called "HVX Limited." But who is really behind "HVX Limited"?