In the 1930s, in Zhabei District, Shanghai, the two major gangs, the "Qinglong Gang" and the "Black Dragon Gang", were at odds and each came up with unique strategies to compete for length. The leader of the "Qinglong Gang", Chuan Tu, flattered the warlords to boost his power. The leader of the "Black Dragon Gang", whose soul was to dampen Chuan's morale, paid a large sum of money to hire the powerful hero Ling Feng and his daughter Ling Ruohua (Zheng Yuling) to design a plan to embarrass Chuan
In the 1930s, in Zhabei District, Shanghai, the two major gangs, the "Qinglong Gang" and the "Black Dragon Gang", were at odds and each came up with unique strategies to compete for length. The leader of the "Qinglong Gang", Chuan Tu, flattered the warlords to boost his power. The leader of the "Black Dragon Gang", whose soul was to dampen Chuan's morale, paid a large sum of money to hire the powerful hero Ling Feng and his daughter Ling Ruohua (Zheng Yuling) to design a plan to embarrass Chuan