In the Zhou Dynasty, the imperial power declined. In order to compete for the throne, the princes showed their magical powers, attracted courtiers, and cultivated power. Xiao Chengyu, a seemingly inconspicuous prince, grew up in an environment where his mother died young and he was bullied, but he had huge ambitions hidden in his heart. He kept a low profile and worked step by step, making friends with the general Qin Mu, using the noble daughter Gu Qingyuan, and dealing with the cunning eunuch Li Dehai, and finally stood out in the bloody palace struggle and ascended the throne as emperor. However, the throne is not the end. New challenges are coming one after another. The struggle for power in the court, the flames of war on the border, and the struggle between power and humanity deep in his heart will all accompany him throughout his life. Gu Qingyuan struggled in the quagmire of the palace, trying to maintain herself, but was teased by fate again and again. How will she choose in the end? Can Qin Mu's loyalty remain the same? What role will Li Dehai play in the power game? How will the mystery of Lu Li's life experience be revealed? The story will unfold from Xiao Chengyu's perspective, showing his loneliness and helplessness at the peak of power, as well as his growth and transformation in the struggle of human nature.