Sammo is a single father / scam artist that uses his son in his scams. He's an alcoholic with gambling problems that likes to fight. He gets arrested and the woman who arrests him looks after his son while he's in jail.
Wong Fei Hong (Wong Kwan) must fight against slave trader Master Eleven (Ji Chun Hua) and Prefect Wu to stop the Chinese being sold as slaves to work in the gold mines in America.