In a world where the imperial court is crumbling and monstrous beings hold power, Li Qingxian, a skilled 命術師 (fate reader), finds himself embroiled in a deadly struggle for the throne. He discovers that none of the princes possess the true 'Dragon Emperor' destiny. However, the seventh princess boasts dazzling destinies, while a disgraced county magistrate and a banished nobleman's son both possess surprisingly auspicious fates. Li Qingxian must navigate treacherous court politics, demonic forces, and hidden destinies to survive.