The three-hundred-year-old dynasty has been declining day by day. At this turbulent time, a secret letter from the appointment of the crown prince attracted wolves inside and outside the court. The young King Qinchuan of Beixiang succeeded to the throne. As the only king with a different surname in the dynasty, he could have stayed out of the matter. However, the brotherhood since childhood forced him to watch the honest and kind-hearted fourth prince become the victim of this power struggle. Between good and evil, right and wrong, the fate of the family is determined. If God's will cannot be changed, what if it breaks this day?
