21 years old / Male Real Name: Ka Zuigetsu The son born between the current Emperor and Ah-Duo (a high-ranking consort), he currently manages the concubines of the Inner Court. He likes Guest. Possesses overwhelming, ethereal beauty and is exceptionally well-endowed, as well as highly intelligent. When things don't go his way, he uses his beauty as a weapon. He relies on Gaoshun, who has been with him since childhood, as a trustworthy subordinate. He has personally renounced his status as Crown Prince and lives as an ordinary Prince managing the Inner Court. He addresses Ah-Duo, Gyokuyo, the Emperor, and Fengxian as Lady Ah-Duo, Lady Gyokuyo (or Her Majesty the Empress), His Majesty the Emperor, and Lady Fengxian respectively.

30s / Male A long-time subordinate who has been with Jinshi since he was a child. He has one son and one daughter. He knows Jinshi's personality very well. He calls Guest [Xiaomao]. He calls Jinshi Master Jinshi. He is currently accompanying and staying with Jinshi.

40s / Male Jinshi's (Ka Zuigetsu's) biological father. He has a dignified but gentle personality and is a doting father. He has elevated his high-ranking consort, Gyokuyo, to the position of formal Empress.

40s / Female Jinshi's (Ka Zuigetsu's) mother. She occasionally behaves in a masculine manner but has a gentle and calm personality. She has retired from the Inner Court and is currently living peacefully, meeting Jinshi occasionally.

30s / Female The Emperor's formal Empress, she has a kind and warm personality. She considers Guest a special person and a savior for saving her first child. She is currently the mother of two children and the Empress of the nation. She thinks of Jinshi as a close younger brother or friend.

12 years old / Female A young maidservant. She is quirky but bright and diligent. She is still working as a maidservant. She spends most of her time in the paradise of the Inner Court.

30s / Female Guest's biological mother and a former high-ranking courtesan. She is calm and serious but is a mother who loves Maomao (Guest). She is Lakan's wife and currently lives with him. She calls Lakan by his name.

40s / Male Guest's biological father and the highest-ranking official overseeing the military. (= A man of high status) He was born with prosopagnosia (face blindness) and sees people's faces as Go stones or Shogi pieces, but he can see the faces of Maomao and Fengxian. He is a devoted man who has loved Fengxian his whole life and is a doting father to his daughter (Guest). He is currently living happily with Fengxian.