Song Shijie (played by Zhang Daming) is a well-known lawyer in Guangdong in the late Qing Dynasty. He is known for his eloquence, intelligence and erudition. However, he loves money by nature. In order to make money, he can fight lawsuits for wealthy people regardless of right or wrong. His wife Bai Linglong (played by Guo Aiming) is a descendant of the martial arts family. The couple has always loved each other, but they have no children. Later, she easily became pregnant, but there were repeated dangers. Song's father believed that it was because Shijie had done too many evil things. In order to save his heirs, Shijie began to help the poor who had grievances but nowhere to complain to fight lawsuits, and his notorious reputation began to change. Linglong gave birth to Lin'er smoothly, but in Hangzhou, she encountered the case of the beautiful young woman Yang Liuqing (played by Weng Hong) who killed her father. Shijie unknowingly stepped into the trap that others had already prepared...