During the Ming and Jia years, the Gu family of the Jiangnan family was destroyed overnight, and the young and romantic Gu Yunzhou escaped by chance. On the way to escape, he teamed up with the chivalrous girl Chu Lanyao and the policeman Yang Heming, and uncovered a huge conspiracy involving the temple and the world. The three of them made jokes and solved situations with wit. In the process of tracing the truth and resolving the crisis, they not only experienced the fetters of friendship and love, but also faced machinations, family feuds, and the torture of life and death. The powerful minister Bai Suhou secretly plots, the mysterious businessman Shen Qinghe has an undercurrent, and in the ever-changing land of Jiangnan, various forces are fighting openly and secretly. The story uses a relaxed and humorous tone to interpret the grudges and grievances of Jianghu, and finally ends with the growth of the protagonist and the reversal of the overall situation.