The greatest heartache for Princess Leping of the Great Sui, Yang Lihua, was the premature death of her granddaughter Li Xiaohai (Li Jingxun), whom she had personally raised since childhood. Reborn back to the time when Li Xiaohai was six years old, she vows to take good care of her little granddaughter and raise her to adulthood. At the same time, she aims to change the doomed fate of her daughter Yuwen Eying's family, protecting everyone safely and ensuring a peaceful life for a lifetime.