As a member of an imperial family, Li Shimin witnessed his father seize the throne of the previous emperor, and then personally killed his biological brother for his own ambition, but he could never let go of her. As an emperor, does he love the country or the beauty? Yun Suge, who was involved in the struggle for the throne of the emperor, faced the emperor who destroyed her sect. Should she choose to help him stabilize the country or decide to break up with him and swear blood to avenge the sect's annihilation? Lu Qian, covered in blood and hatred, finally returned from the flames of death for revenge to greet the person he had been protecting with all his heart. In the entangled love between three people, who is whose true love?