The story takes place in Daliang, a dynasty with fictional history. Prince Xiao Yan lost his mother when he was young and struggled to survive in a palace full of dangers. He kept a low profile, worked step by step, made friends with loyal ministers and good generals, married daughters from aristocratic families, and gradually accumulated strength. In order to seize the throne, he launched a series of thrilling power struggles with his brothers, concubines, and courtiers. In the process of seizing power, he experienced betrayal, sacrifice, love and friendship, and gradually realized the cruelty of power and the complexity of human nature. In the end, he successfully ascended the throne as emperor, worked hard to govern, and created a prosperous era. But at the same time, he also faces new challenges and dilemmas: how to balance power and responsibility, how to govern the country, how to face former enemies and allies, and how to protect the people he loves. The entire story revolves around the struggle for imperial power. Through multiple story lines, it shows the cruelty and complexity of palace struggles, as well as the distortion and persistence of human nature. The story focuses on the growth of the protagonist Xiao Yan, as well as his gradual maturity and transformation in the power struggle.