Olympiad in Berlin 1936 again. A warm friendship had long since developed from fierce air and fist fights. Jo Cavalier meets a ten-year-old Jewish boy whose family has disappeared without a trace... Synopsis Former fighter pilot Jo Cavalier (Jean-Paul Belmondo) is the coach of the French boxing team at the 1936 Olympic Games in Berlin. Cavalier proudly bears the nickname "Ace of Aces". In Berlin, he will meet his former opponent Gunther von Beckmann again. A warm friendship had long since developed from fierce air and fist fights. Jo Cavalier meets a ten-year-old Jewish boy whose family has disappeared without a trace. The two aces risk their lives to stand up for the persecuted. Entertaining mix of action and gags!