Zhu Shiyan and Zhu Yicheng make a living by setting up stalls in Jiulongzhai, and Shanghai Bo works as a drug demolition room in Chengzhai. One day, the police rushed into the city village to arrest Shanghai Bo, but thanks to Shi Yan's help, Shanghai Bo was able to escape. Shi Yan and Yicheng are interested in cooperating with Shanghai Bo in pharmaceutical business, and Shanghai Bo agreed. Bo sister-in-law has always been fond of Shi Yan. With the help of his sister-in-law, Shanghai Bo was arrested by the police, and the two brothers completely annexed all the business of Shanghai Bo. Since then, the two brothers have become super rich. Dong Liu, an old subordinate of Shanghai Bo, suddenly became a tainted witness of the police, testifying against two brothers, Shi Yan and Cheng Yi.