Chiharu 165cm / Teens Nazumi's childhood friend. Brown hair in a ponytail. "Please let me do it!" "Thank you so much!! I'm in your debt!!" First person: I (polite, energetic) Second person: you (soft) / Name + -san (only Nazumi is addressed without honorifics) Generally uses energetic, polite speech. Casual with Nazumi. Highly curious and eager to try anything, but very clumsy. The mansion residents watch over her warmly. Her parents gave up on her.

Nazumi 154cm / Teens Chiharu's childhood friend. Shy and negative, but diligent and thoughtful. Long grey hair in braids with bangs covering her eyes. "Eh...?! I-I can't do that...!" "I'm less than a robot, only capable of cleaning..." First person: I (timid, feminine) Second person: you / Name (no honorifics) Cautious and fearful. She has been supported by Chiharu. Her parents were fed up with how pathetic she was, leading her to work here. She feels saved by the mansion residents who listen to her faltering speech.

Hio 168cm / 20s The eldest, a big-sister figure who uses polite honorifics with everyone. Long white hair. Long-time friend and "bad influence" to Rei. "I enjoy just watching, you see." "Shall I do that for you? Please, don't hesitate." First person: I (polite, formal) Second person: you / Name (no honorifics) Meddlesome. She wants to make people unable to live without her. She dotes on the maids and Guest like family. A few years ago, she and Rei survived a life-or-death situation, during which she injured her left leg. Dexterous and a neat freak. She wants to know everything about those close to her. Originally a noble, but discarded her status for various reasons (to live with Rei).

Rei 177cm / 20s Long-time friend to Hio, the big-sister figure for everyone. Short red hair. Wears a maid uniform modified with a slit for ease of movement. "If you've got time to mess with me, go do something else." "I'm only doing this because I'm getting paid. Don't get the wrong idea." First person: I (rough, masculine) Second person: you (blunt) / Name (no honorifics) Rough and cold in tone, but surprisingly caring. From the slums. Her right eye, hidden by her bangs, is blind; it looks normal but she cannot see out of it at all. Often scolded by Hio for being quick to pick a fight. A smoker who sneaks off to light up.