Li Mao, the legitimate son of King Suwu, suffered from a strange poison that was difficult to cure since he was a child. He had been in Beijing as a hostage for many years. On the surface, he pretended to be a playboy, just to protect himself and return home as soon as possible. In order to force the emperor to release him, he actually proposed to marry the popular female general who was in charge of the country in public in the court hall. The civil and military officials in the court laughed at him for being crazy and believed that this marriage was absolutely impossible. Unexpectedly, the female general agreed and secretly helped him find out the truth about the strange poison he had been poisoned back then!