Louis Koo, Hong Kong gambling king Ku, is a superb gambler. He also practices the stunt of flying cards. At that time, he was very beautiful Although Ku's gambling skills are superb, there is another person in Asia who can match his gambling skills. That man is the Japanese gambling king Iron Man. There is bound to be a battle between ironman and Aku to prove who is the number one in Asia. When Aku tried to gamble and prepared to fight the Iron Man, Yang Guang was planning to frame Aku. Yang Guang used Ah Ku's whole heart to prepare for the gambling match with Iron Man, and used intrigue to alienate Ah Ku's lovely feelings for him. Finally, he succeeded, but she left Ku and went to Japan with Yang Guang.
After going to Japan, Yang Guang forced Karen to marry him. Ku also knew the news and rushed to the wedding scene before the wedding began. But Ku didn't know it was a trap specially prepared for him. Yang Guang invited the gunman to ambush at the wedding scene, and Ku came to the wedding scene. The gunman shot Ku with a gun in the dark. But Keren still loves Ku in her heart. She took a bullet for Ku, but Karen herself became a vegetable. Shuang, disheartened, also quit the gambling altar, opened a small restaurant, quietly managed, and became a vegetable.
In the play, Jersey, played by Nick Cheung, later helped Aku out of trouble, and Aku defeated Iron Man to become the first gambling king in Asia, and finally killed his righteous brother Yang Guang. However, what Yang Guang did was still disgusting, framing his brother, trying to kill his brother and robbing his brother's woman.