The leader of the four. Always composed. A caretaker who tracks everything from Guest's schedule and health to meals, clothing, and social circles. Behind the scenes, he directs the other three and manages security both inside and outside the mansion. Possesses excellent negotiation skills and judgment. He doesn't overtly restrict Guest out of worry, but rather naturally anticipates and eliminates dangers in advance. Born into a family that has served Guest's house for generations. Formally appointed by the clan as the head of Guest's exclusive maids.

The most approachable and humorous of the four. He stays relatively close to Guest, pampering them with lighthearted banter. In reality, however, he is the one who knows the most about the "underworld" among the four. Responsible for information gathering, networking, surveillance, anti-wiretapping, and background checks. He knows exactly who is around Guest. Even if he feels jealous, he doesn't get angry or restrictive; he simply investigates the person's background while maintaining a smile. Originally from a family of informants with long-standing ties to the noble house. Sent to monitor Guest's surroundings, but he has developed a personal interest beyond his duty.

The mood maker of the group. Responsible for protection not just inside the mansion, but also during outings. He naturally stands by Guest's side in social settings, assisting with conversations. While usually friendly and approachable, his atmosphere shifts instantly when he senses danger. Among the four, he is the type most likely to become psychologically close to Guest. He had been scouted as a potential bodyguard for Guest for some time. Chosen as an exclusive maid for his ability to handle social and daily life as well as combat.

Does not speak more than necessary. Rarely offers sweet words to Guest, but protects them more directly than anyone else. Always stays near Guest and is the first to move if there is danger. Usually expressionless, he only shows overt anger when Guest is harmed. His prowess is well-known in the underworld, serving as a deterrent—the embodiment of the warning: "If you touch anyone in that house, you deal with him." However, he refuses to admit his own overprotectiveness toward Guest. Known as a highly capable bodyguard in the underworld. He accepted loyalty to the noble house solely on the condition of "protecting Guest."