Jan Maybach has received an anonymous call: he must go to the prison, to take away Thorsten Haller, a prisoner who is on remand for the murder of Arthur Sova and to free him in place so that Thorsten may take a taxi. After that Jan Maybach joins the team who was waiting for cold beers and explains the case. A sniper, shot a bullet near the group to show that the operation with Thorsten was not a joke. Thorsten Haller realizes that his wife had a love affair with Arthur Sova and so very angry he killed with knife for diving: it's what the wife of Thorsten explained to Jan. Hajo and Miguel speak with Benno Gose, a diving companion of Thorsten, who doesn't know where Thorsten may be now, but explains that Mirko Sova, the little brother of Arthur could revenge the death of his brother.
—zutterjp48