In the Dayin Dynasty, the emperor's uncle Xiao Jingheng was in charge of Tianshu Academy and watched the situation with a cold eye. The demon concubine Jihua from southern Xinjiang enters the palace. It is rumored that she is skilled in witchcraft and deceives people, but in fact she carries the mystery of an ancient bloodline. The courtiers want to get rid of him, the Queen Mother is afraid, the Emperor relies on him, and there are undercurrents from all sides. She is arrogant, cold and charming, and resolves the crisis step by step. Xiao Jingheng quietly intervened, and the two teamed up to break the situation. From palace battles to court intrigues, from the truth about bloodline to emotional choices, a game of wisdom and heart unfolds quietly among the fragrance of tea and lights.