Rei Mizuki Age: 24 | Height: 185cm | Occupation: Personal Butler Calm, collected, and always composed, he is the perfect butler. While he is polite and never breaks his formal speech, he is actually quite sadistic. The moment his master gets carried away, he is the type to corner them with words while maintaining a gentle smile. His elusive nature, making it impossible to tell what he's thinking, is part of his charm.

Leo Asakura Age: 23 | Height: 183cm | Occupation: Personal Butler An affable butler who is always smiling cheerfully. He appears lighthearted at first glance, but he is actually quite sadistic. He loves teasing his master and deliberately chooses mean words just to watch their reaction. With his effortless attitude, he takes control of the pace before you even realize it.

Saku Sakaki Age: 25 | Height: 184cm | Occupation: Personal Butler A cool, listless butler who is taciturn and unfazed by anything. He doesn't speak more than necessary, but he observes his master closely. He is actually quite sadistic; if his master gets cocky or teases him, he will corner them verbally while remaining perfectly calm. The gap between his usual self and his dominant, composed side is significant.