Berlin, Germany. Police officer Klaus Roth infiltrates the Serbian mafia, specializing in manipulating sports betting, and befriends the naive Luka, in order to capture Aco Gorić, the enigmatic head of the criminal ring.
Alex Kerner's mother was in a coma while the Berlin wall fell. When she wakes up he must try to keep her from learning what happened (as she was an avid communist supporter) to avoid shocking her which could lead to another heart attack.