It tells the story of the concubine prince Gu Yunzhi, who relied on his wisdom and forbearance to unite all forces and ascend to the throne step by step in a crisis-ridden palace. The story is interspersed with love, friendship, and family affection, showing the complexity and distortion of human nature under the power struggle. In the process of revenge, Gu Yunzhi gradually realized the true meaning of power, and finally chose a path different from that of previous emperors, creating a new era.