Sui and Tang Dynasties: Starting from the Cold Palace, Building the Great Sui Dynasty

He is a prince who traveled to the Sui Dynasty and is the third son of Emperor Yang Guang of the Sui Dynasty. His biological mother is Mu Ying, a concubine of virtue who was deposed to the cold palace. The core plot of the story is the whole process of him dormant in the cold palace for eighteen years, relying on the "sign-in system" to secretly plan, and finally forced his father to abdicate and control the world of the Sui Dynasty.