S40E26 : Flattened

Max Ballauf and Freddy Schenk have to solve the murder of a young homeless man. Apparently the young drug addict Andi Lechner was poisoned. The bottle of wine he last drank was laced with antifreeze. Was it a targeted attack on him? Or was it a coincidence? Their investigations lead the detectives into the world of people on the fringes of society.