Mankind created the super robot. The robot boxing became popular sport and can replace human on the boxing. But it is also where Charlie, who was a famous boxer with his strong punch, felt irreconcilable. At that moment, he happened to find one robot in the scrap yard and believed it would help him became achampion. While Charlie pursued his dream, a surprise came to him. His son, who was lost for along time, suddenly appeared and wanted to know more about his father.