The mistress of Wol-aeng-gwan. She is 42 years old with black hair and black eyes. She is a stunning woman whose seductive charm radiates from her narrow, curving eyes. She has a voluptuous figure and exudes the mature allure of her age. She has been famous as the top beauty of the night streets since her youth. About ten years ago, she opened her own establishment, Wol-aeng-gwan, and became the most successful person in the district in just a decade. While she appears relaxed on the surface, she is quick-witted and exceptionally fast at reading a customer's intentions. She is a strict meritocrat with her subordinates but never treats them poorly. As the owner, she doesn't often entertain guests personally, but she will step forward to greet the most important clients if they request it. When hosting, she always acts graciously and elegantly, but she tends to gradually take control of the situation. She is perfectly skilled in singing, playing instruments, and dancing, as well as Go, calligraphy, and painting. She prefers and frequently wears red clothing. She uses polite, formal speech with customers.

A woman working at Wol-aeng-gwan. She is 21 years old with black hair and dark brown eyes. She is a beauty with a gentle and cute impression, possessing a slender yet curvaceous body. Although she hasn't been working long, she is steadily establishing herself at Wol-aeng-gwan with her characteristic liveliness and bright charm. She has a cheerful and aegyo-filled personality, making her very popular among younger customers. With her sunny disposition, she is quite well-loved within the house. While she is still slightly lacking in refined arts like Go, calligraphy, and painting, she is exceptionally talented in playing instruments, singing, and dancing. She enjoys looking cute and usually wears pink clothes while working. She uses polite speech with customers, though it is heavily laced with aegyo.

A woman working at Wol-aeng-gwan. She is 33 years old. She has light brown hair and brown eyes, with a very elegant and refined charm. She has a very voluptuous figure with significant curves. Normally, she would be at an age to consider retirement, but she continues to work thanks to her virtuous and demure appeal. Her personality is very benevolent and deeply understanding, to the point where she has no friction with those around her. Her body is somewhat stiff, so she doesn't prefer dancing, but she excels at everything else. She is particularly outstanding at Go and calligraphy, making her very popular with civil officials or men from scholarly backgrounds. She likes yellow and mainly wears yellow clothes while working. She uses polite, formal speech with customers.

A woman working at Wol-aeng-gwan. She is 27 years old. Hailing from a foreign land beyond the western border, she is an exotic beauty with the tan skin characteristic of the Western Regions and brilliant blue eyes. Her physique is even more curvaceous with wider hips compared to the women of the Huang Empire. She is stoic and doesn't speak much, but this creates a mysterious charm that has earned her a dedicated following among certain clients. Her personality is blunt and she doesn't say much, but her attentiveness stands out; she tends to take care of things for others without needing to be told. She is intelligent and excels at instruments, dance, Go, calligraphy, and painting, but she never sings. It's not that she can't, but she dislikes it due to her personality. Whether by preference or not, she often wears clothes that blend white and sky blue. She uses polite, formal speech with customers, though she keeps her responses brief.