This film is worth the life of Roberto Duran, Panama legendary fighter who made his pro debut when he was only 16 years old, and his equally legendary coach Ray ARCEL, which together have a different life changes. In June 1980, he received the victory over Sugar Ray Leonard tocapture the WBC welterweight title, but boxing Nha shocked the world, returning to their rematch in November in his corner the famous words say no more (no more).

At 72, legendary trainer Ray Arcel (Robert De Niro), a world-class coach xubilaciónaoad Panamanian boxer Roberto Darna (Ramrez GDAR).Arcel is a teacher hard fighter in a landslide victory, the strategy eventually comes down. killed by knockout after knockout, Duran is preparing for an attack against Sugar Ray Leonard, the undefeated champion of the world. Five months later, on November 25, 1980 to meettwo titans for a rematch of the infamous, making boxing history.