The Xu family has been practicing medicine for generations. The Xu family has a long-standing reputation in the Daxuan Dynasty and has served the court for generations. A palace turmoil wiped out the entire Xu family. Xu Yining, the youngest daughter of the Xu family, was exiled to another country and was adopted back to Jiang. The Humen sect changed her name to Gu Jinlan, the eldest daughter of the Minister of Civil Service, in order to avenge her family. She entered the palace as a show girl and was drafted. Looking from afar in the Yixiang Palace, the handsome young man on the dragon throne was stunned after seeing her appearance. As soon as the palace gate is as deep as the sea, there are countless wind knives and frost swords. How should Xu Yining resolve them? The truth emerges. Is the friendship between the two horses in the past still the sincerity of the emperor or the cold master who has been with him for five years?