The story takes place in the fictional dynasty "Dayong". The prince Xiao Yan lost his mother at an early age and carefully survived in the complex palace environment. In order to fight for the throne, he worked step by step and dealt with all forces. In the process, he met the smart and beautiful Gu Qingyao, and the two supported each other and faced the palace's conspiracies together. However, the cruelty of the power struggle is far beyond imagination, and friendship, love, and family affection have all become pawns. Xiao Yan finally ascended the throne as emperor, but what he gained was power based on countless sacrifices, and a tired heart. He began to reflect on what he had done and tried to change the government, but found that once the game of power started, it was difficult to stop. In the end, can he break free from the shackles of power and find true self-salvation? Where will the Dayong Dynasty go?