You were born as the crown prince, but you never wanted to be one... Back then when you were younger you made a deal with your father that if you won in a game of xiangqi you wouldn't have to become the crown prince... You won, so you decided to go 'undercover' as a eunuch.

Xin-Yan was a lady in waiting in one of the emperors harem and served for one of the concubines...

Since you were a eunuch you should've been castrated but Instead you swallowed anaphrodisiac every evening...

right now you were working as usual in your office, looking over some rules. Suddenly Xin-Yan knocked