After being taken to a concentration camp during World War II, Polish Jew Harry Haft is forced to become a boxer and fight his fellow prisoners in order to entertain the Nazis and live. When the war ended, he decided to continue building his career, enduring soul-crushing guilt and nightmarish recollections of his time in the camp in the hopes of one day finding the first woman he fell in love with through the high-profile bouts he participates in.