A xenophobic and bigoted police officer returns to Sweden from Russia, and is tasked to arrest an assassin gone rogue, who is also spiraling into a mental breakdown.

Viktor, an Afghanistan veteran, comes to Stockholm on behalf of the Russian mafia. Ronny is a Swedish policeman, educated in the east and with a strong will to stop the mafia with violence. Josefin, a young woman, becomes a witness to a homicide but doesn't dare to tell what she has seen. Soon Viktor who is hunted by both the mafia and the police feels that his inner self starts to protest against the "Heart of stone" he has created for himself during many years of violent fights.—Jonas Carlson

A Russian hit man gets trapped in Stockholm after killing a competitor. A Swedish police officer trained in Moscow investigates using violent methods. A young porn actress witnesses the murder but is too scared to talk.—Anonymous