Lee and Siu both are tycoons in Hong Kong because of their illegal and criminal business. As business rivals, they usually want to merge each other to become the No. 1 tycoon. Wai and Fai, who are both the staff of Lee, loss their goods during delivery antiques because of Siu. However, Yim, who is the lawyer of Lee, regards Wai and Fai as spies to help Siu for stealing the goods.  In the meanwhile, Ching who has just been released from prison meets Wai. They are almost killed. Wai, Ching and Fai regard Siu as the instructor, but...