A charming young man who lingers in places of pleasure, disguises himself as a woman to enter the palace and outwit the concubines, all because his beloved younger sister is being bullied in the imperial court.

Faced with a scheming Empress Dowager who loves to pit people against each other, a simple-minded but rebellious barbarian king who is always plotting coups, and a chancellor who sees through his disguise at a glance, his life in the harem is fraught with challenges.

However, for the sake of his sister’s happy future, he must overcome all obstacles. To counter the rebellious intentions of the feudal lords, the emperor assigns Liu Chengfeng the position of prime chancellor, presenting himself in male attire.

With the intrigues of the concubines in the harem on one side and the internal and external troubles in the court on the other, how will Liu Chengfeng navigate the dilemmas brought on by his dual identity…