Thirty years after the soul of the deposed prince Zhao Chengji passed through, he found that he had died on behalf of the real prince. And the third prince Shen Zhao, who was regarded by the world as the proud son of heaven, was actually the real prince who was transferred back then. The powerful minister Cui Yanzhi hides the truth, the female historian Su Yunyi hides a blood letter, the old general Lin Jiuling is ready to go, and the commander Xiao Yuance is silently guarding - the poisonous wine from thirty years ago not only poured out the bones, but also the lies of the imperial power. Zhao Chengji works step by step as a concubine, while Shen Zhao awakens his true self in the intrigues. The two go from confrontation to symbiosis, uncovering the foundation of an empire that was purchased with the prince's life.