Dayong Dynasty, Jinghe period. In the court, the foreign relatives group headed by the uncle Lin Youhong controls the government, corruption is rampant, and Qingliu is suppressed; private land annexation is serious, food prices are volatile, and the people are miserable. Women strictly abide by the "three obediences and four virtues" and have no right to participate in politics.
Shen Zhiwei, the legitimate daughter of Shen Zhongyuan, a former scholar in Zhongshushe, was extremely intelligent and proficient in classics, history, criminal law, and arithmetic. After his father and brother were framed and died, in order to rectify the case and replace his brother, he entered the official position under the pseudonym "Shen Wei."
Xiao Jie, the seventh prince, was titled Prince Jing. On the surface, it seems to be free from the center of power, but in fact, it is secretly cultivating forces and investigating old cases. She was the first to see through Shen Wei's identity, and became her most solid backing from temptation, use to deep love.