Sheng Ruyue is the concubine of the Hou family and was bullied by her aunt and sister since she was a child. She endured it for ten years, secretly practiced martial arts and befriended the powerful Dark Moon Pavilion. At the palace banquet, she set up a trap to expose her aunt's stealing of the things given by the emperor, but she was involved in the power vortex between the prince and the regent. The prince appreciated her intelligence, and she used She used the prince's power to gradually collect evidence of the prince's crimes; her aunt used her biological mother's relics to threaten her, so she was forced to postpone her revenge; during the investigation, it was discovered that her biological mother's death was related to the late emperor's secret edict, and the regent was the mastermind behind it; she and the prince gradually developed a relationship, but the prince already had a fiancée, so she chose to endure it; the regent launched a plan During the coup, the prince was imprisoned. She united the forces of the world to rescue the prince, but was suspected for using the prince; after handing over irrefutable evidence, the two reconciled and jointly counterattacked; in the decisive battle, she personally killed the regent, but her friend died and she was seriously injured; after the prince ascended the throne and wanted to establish himself, she refused and chose to live in seclusion; the court There was another turmoil in the court, and she went to work for the prince, and found out that she was pregnant, and finally stayed and became a female military advisor. After the civil strife was quelled, she married the prince, but she did not live in the harem, but opened a women's academy and participated in the reform; the story ends with her looking into the distance, implying that there are still challenges in the future, but she is no longer afraid.