Shen Zhiwan, the legitimate daughter of the Duke of Zhenguo, was not favored by her legitimate mother since she was a child. In order to preserve the family property left by her mother and her maternal ancestors' old tribe, she bound her hair and bound her breasts from the age of twelve, and entered the world scientific examination as her younger brother "Shen Zhiwan". In front of others, she is a timid and dull little civil servant from a poor family who is at the mercy of others. Behind her back, she holds the Jianghu Intelligence Cabinet and controls half of the city's trading houses. Her strategizing can stir up troubles in the court. Lu Yunheng, the ruthless and powerful regent with overwhelming power, watched with cold eyes as everyone in the court oppressed this humble official. He tried to protect him many times, but he always felt that there was something weird about him. The aunt-in-law, concubine, and rival princes took turns to come to make things difficult for them, to cause trouble in public, to frame charges, and to seize credit. Shen Zhiwan pretended to be a weakling and was miserable, while lifting up his vest layer by layer, and teaming up with Lu Yunheng to liquidate all the enemies step by step. After getting along for a long time, Lu Yunheng developed feelings for this "Shen Xiaoguan" that he shouldn't have. They tested him late at night, protected him personally, and staged countless heart-stirring scenes. Just when the two of them joined forces to bring down the largest rebel party and the situation in the court was settled, an accidental fall into the water revealed the identity of Shen Zhiwan's woman. A shocking secret was revealed in front of Lu Yunheng. An opponent who had been dormant in the dark for many years and had the late emperor's secret edict was approaching step by step with evidence that could subvert the two of them. The main plot ended successfully, but left a fatal foreshadowing of the remaining forces of the enemy party, which can start the sequel. The full text is down-to-earth in spoken language, dense with slaps in the face, sweet pets interspersed with power struggles, no bloody misunderstandings, and full of contrasting characters.