Sergi sees his best friend shot dead in a raid on a safe house used by traffickers. Unable to shake off a deep sense of guilt for the death of his friend, he decides to leave the police force. But they offer him a mission that will allow him to rebuild his life. Under a new identity, he infiltrates a world of crime. His objective: to identify the head of a Russian Mafia operating in the city.

Shot in: Barcelona, Castelldefels, Granollers.