This is a story of palace intrigue based on an imaginary ancient dynasty. The prince Xiao Jing lost his mother when he was young and was neglected. However, with his extraordinary wisdom and forbearing character, he managed to survive in the crisis-ridden palace and finally ascended to the throne. During this period, he met Liu Ruyan, the daughter of the guilty minister, and the two developed complex emotions while using and testing each other. At the same time, Gu Yunzhi, the powerful minister in the court, controlled the affairs of the court, and undercurrents from all parties were surging. In the process of seizing power, Xiao Jing not only had to face pressure from the court, but also had to deal with the battles in the harem. In the end, can he succeed in revenge and become a wise king? And what choice will Liu Ruyan make between power and love? The story uses a multi-line narrative to show the cruelty of court struggles and the complexity of human nature.