Yu Jiaqi, the son of Yu Hengshan, the "East Gate Tiger" in Shangyu, Shaoxing, was teasing Ling Xiaofeng. He was rescued by Lu Feng and Ding Yaowei, who came to the city to sell mountain goods, and Yu Jiaqi was injured. Yu Hengshan ordered his men to hunt down Lu Feng and Ding Yaowei, but they escaped to Shanghai. Each had his own ambitions, and the two brothers parted ways. With the entrustment of a pipe, Lu Feng got involved in the dispute...