Jimmy is a former MMA champion who suffered a car accident and his career was ruined. He returns to his old neighborhood to resume contact with the owner of the gym where he used to train. It seems that his trainer – who runs a community center – trying to work with some neighborhood kids who come from disadvantaged families and to prepare for the championship of karate. Jimmy sees the potential of these children, and is in a dead end of his career, he agrees to train them and prepare them for the championship. There they faced undefeated champions in Beverly Hills that are driven by an old rival of his.