WaPo Berlin S04E14 - Neue Feinde, alte Kähne

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.