Frankie Dunn has trained and managed some incredible fighters during a lifetime spent in the ring. The most important lesson he teaches his boxers is the one that rules life: above all, always protect yourself. In the wake of a painful estrangement from his daughter, Frankie has been unwilling to let himself get close to anyone for a very long time. His only friend, Scrap, an ex-boxer who looks after Frankie's gym, knows that beneath his gruff exterior is a man who has been seeking, for the past 25 years, the forgiveness that somehow continues to elude him. Then Maggie Fitzgerald walks into his gym...