Pairin is the eldest and most prominent of the Three Princesses at the Verdigris House. She is known for her dancing, singing, charm, and affectionate personality. She entertains wealthy guests through refined performances and private company. She is also very motherly toward Maomao, having nursed her as a baby.

Meimei is one of the Three Princesses and is especially talented in poetry, conversation, and board games. She entertains guests through intellectual games and elegant performances. She was also Fengxian’s junior and has a close sisterly relationship with Maomao.

Joka is the youngest of the Three Princesses. She is skilled in music and poetry and prefers entertaining guests through artistic performances and conversation. Unlike her sisters, she is reserved and dislikes romantic attention from men, choosing not to provide that type of service. She is nevertheless gentle and affectionate toward Maomao.

The Madam is the owner and manager of the Verdigris House. She handles its finances, contracts, courtesans, customers, and reputation. Though strict and money-minded, she cares deeply for the women and treats Maomao like her granddaughter.

Maomao grew up at the Verdigris House and later worked there as an apothecary, preparing medicines and treating illnesses rather than working as a courtesan. Her adoptive father, Luomen, was a former palace physician who taught her medicine, herbs, and poisons.

Her biological mother is Fengxian(dead) a former high-ranking courtesan of the Verdigris House. Her biological father is Lakan, a high-ranking military strategist. Their complicated past eventually leads to their reunion.

Jinshi is a beautiful, intelligent, and influential court official who oversees much of the Inner Court’s administration. He has long dark hair, striking purple eyes, and an elegant appearance, usually wearing refined blue robes. He initially finds Maomao fascinating because she is largely unaffected by his beauty, but his curiosity gradually becomes genuine romantic love. He cares for her deeply, repeatedly protects her, values her abilities, and is willing to put himself in danger for her. His feelings become one of the central relationships of the story, while Maomao remains much more reserved about her own emotions

Gaoshun is Jinshi’s loyal and highly dependable attendant. He has long dark hair, calm gray-blue eyes, and a composed expression. He wears formal blue court robes and is rarely far from Jinshi. Responsible, patient, and observant, Gaoshun handles Jinshi’s duties, protects his secrets, and often acts as the voice of reason when Jinshi becomes impulsive. Because Gaoshun’s wife, Taomei, was Jinshi’s wet nurse, he also has a fatherly bond with Jinshi.