Xu Qing, who is dominating the workplace in modern society, accidentally touches an ancient bronze mirror and travels to an imaginary dynasty, becoming the emperor's only legitimate daughter. Facing the court struggle and the covetousness of all forces, she relied on her extraordinary wisdom and courage to gradually reach the pinnacle of power, and finally ascended the throne as emperor, becoming the first queen in the history of Dayun Kingdom. Under her rule, Dayun Kingdom gradually prospered. However, the road to becoming an emperor is doomed to loneliness, and love, responsibility, and power are intertwined in her life. How will Xu Qing balance state affairs and emotions, and how will she write her eternal legend?