The third prince Yu Wenzhao, who was suppressed and ignored, appeared to be a sickly and incompetent idle prince, but in fact he was secretly cultivating power. In order to win over the general family, he was forced to marry Shen Qingwu, the unpopular legitimate daughter of the general family. Shen Qingwu possesses peerless medical skills but just wants to live in peace. After getting married, he discovers the truth about his "sickness". The two go from testing each other to working hand in hand, fighting back in the battle for the throne.
