"Greater Hong Kong" describes the late forties, when Hong Kong gangsters fought endlessly to expand their power, and wrote about the grievances and hatreds of the characters in the rivers and lakes.　　After the restoration of Hong Kong, society was in chaos, and the Luo Zhongxing (Chow Yun-fat) family and Deng Peiru's Shanghai gang started a series of vicious fights. Luo Kuang manipulated everything behind the scenes, and used his adopted son Kang Jun (Guan Lijie) to work for himself and hypocritically activate the upper class.　　Later, Deng was calculated by his subordinate Wu Ritian and took his position. Wu colluded with Luo's sworn brother Lu Hai (Zeng Jiang) to plot to invade the Luo family, and Luo learned that he sent Jun to get rid of Lu, but because of this, Jun learned that his biological father was actually killed by Luo, and gradually harbored a grudge against Luo. And the two fell in love with the female nurse Shu Wei (Gong Cien) at the same time, and Jun was in a dilemma, so he had to withdraw and escape.　　Jun fled to Macau, established his own door, and his power increased day by day. When Luo was tied up, Wei asked Jun for help, and when the old relationship between the two was restored, Jun was drunk and made Luo's second daughter unexpectedly pregnant, and Wei was sad and disappointed, and married Luo in anger. Since then, the relationship between Luo, Wei, and Jun has become more complicated.　　On the other hand, Luo found out that the kidnapping was planned by Wu and killed Wu in retaliation. The remaining three evil forces of Luo, Jun and Lu confronted each other, and the struggle entered a tense confrontation situation------