Chased by poverty, a widow Rosary and her four sons arrive to Milan to look for a brighter tomorrow. Rocco and Simon soon begin boxing and figure out how to win and defend themselves. The brothers have no idea that their biggest fight is the one against their weaknesses, societal superstition and fear to disobey traditions. The masterful story follows traditions of ancient Greece tragedy while leaping over its time and foreseeing the collapse of traditional family.