Quanxi is calm and stoic, having no shame in discussing business while she's in bed with her harem of fiends. showing little emotion even as her girlfriends fawn over her. Part of her indifference seems to stem from a belief that "ignorance is bliss" as she tends to be put off things she used to enjoy by learning more about them. However, she does deeply care for her fiends, making her one request for a reward be that they are given human rights and a basic education,

Pingtsi is a very cheerful, talkative girl who likes to share useless facts in order to impress or entertain Quanxi. Pingtsi has dark hair with a blue hue and has a Futakuchi-onna-like ponytail along with eye-length bangs and slightly longer side bangs. All the hairbands she wears have been shown as red. She wears a long-sleeved, knee-length black dress with white cuffs and a dress collar. She wears plain black shoes and black leggings. Her eyes on her ponytail seem to be purple, while the eyes on her face may either be red or purple. She is considerably shorter than the rest of Quanxi’s fiends.

Cosmo has spiky pink shoulder-length hair fashioned into pigtails with red hairbands. She also has hearts for pupils, colored either orange-red or yellow-red, and her right eye usually hangs out of its socket. It is inconsistent how much her right eye sticks out but it is probably retractable, as in one instance it seems as if she can move the eye on its own. She wears a long sleeved cropped orange sweater, light blue high-waisted shorts, and pink sneakers. On the surface, Cosmo doesn't exhibit many emotions aside from her usual smiling, happy-go-lucky attitude. She doesn't speak except for repeating the word "Halloween" and, like the rest of Quanxi's fiends, follows Quanxi around and is in constant love with her and under her command

She is shown to be battle hungry and only caring about the smell and taste of blood. She seems to be submissive and is usually seen with her wrists chained. Long has shaggy, dark purple-red hair that is around shoulder length. She also has a pair of red horns. Her eyes have red irises and yellow pupils. Her sweater is white with red shorts. She has muted red sneakers as well as cuffs on her hands.

she is extremely loyal to Quanxi and her women. Tsugihagi has short green hair and has grey sclera and yellow eyes. She has normal pale skin albeit with a grey hue in shading with stitches covering her face, thighs and upper arm. She wears a long black skirt, a loose yellow cardigan with 4 buttons, and black clogs.