Bu Meng, the daughter of Kangcheng Yushi Doctor during the Sui and Tang Dynasties, entered the palace to avoid court disputes and was unwilling to let her marriage be arranged by others. She lived a life of dependence on imperial power and always pretended to be sick to avoid serving the emperor. In the harem, she met the clever and clever Concubine Yan Qingyan, the crying, eating and loving emperor Concubine Qu Wanwan, and the martial arts master Xiao Guiren from a general's family. Several people have similar personalities and become close friends. Because of Bu Yushi's repeated criticisms and remonstrations, the emperor decided to vent his anger on Bu Meng, the daughter of Bu Yushi. As he came into contact with Bu Meng more and more, he was attracted by her unique personality and began to create opportunities for contact intentionally or unintentionally. But Bu Meng avoided her as much as possible until they became friends when they occasionally went out of the palace incognito. Bu Meng also gradually discovered many advantages of the emperor, and fell deeply in love with the emperor, and decided to give up her obsession for love.