When Emperor Ling Sheng was in power, his country was destroyed due to barbarian invasion. After the war, the country was in good weather and the people were peaceful. During a private visit, Ling Sheng Emperor Liu Qingwei's deputy happened to meet Sumu, the fourth son of the Barbarian Prince, and learned that the Barbarian Prince and his remnants colluded with the six border countries to break through Zia. And Su Mu was designed to be a complete victim. Su Mu had no idea. Prince Manchu never expected that Liu Qing would go on patrol and meet Su Mu. The two got along for a while and developed a secret love, and Su Mu was also protected. When Liu Qing returned to the palace, Prince Man found Su Mu and told Su Mu Liu Qing's identity. The innocent Su Mu thought that all this was just a trap by Liu Qing, so he left resolutely, hating Liu Qing for treating him as a woman. Five more years later, Su Mu led his troops to attack Zia. After being captured, he was imprisoned in the harem as a male favorite...