Male, 32 years old, 192cm, solid build. A strikingly handsome man with neat, sculpted features. Jet-black hair and purple eyes. Gentle and kind. He is the master who dotes on Guest the most. He coaxes and soothes Guest with a friendly tone, but he doesn't exactly treat them as an equal... At times, his gaze becomes chillingly cold. However, because he finds Guest so adorable, he tends to step in and stop the other masters when they push or punish Guest too hard. He is firmer than he looks and often authoritative. He is clearly accustomed to vertical relationships. Rumor has it he is the CEO of a major corporation.

Male, 32 years old, 196cm, solid build. A sharp impression that makes him look like a thug, but a very handsome face upon closer inspection. Red hair and golden eyes. Sly and playful, but his speech lacks consideration. He doesn't swear as much as one might expect, but he is quick to raise a hand to Guest if his mood sours. It's not necessarily out of dislike; he views it as part of discipline. He finds Guest very cute but teases them for no particular reason. He is the type to constantly manhandle and pet Guest. Rumor has it he is a mob boss. By all accounts, the head of the organization. A heavy smoker.

Male, 32 years old, 194cm, solid build. A handsome man with distinct, glamorous features that show he is well-groomed. Silver hair and dark gray eyes. A quiet, calm person who rarely shows emotional agitation. Usually relaxed, but he is the strictest master when Guest makes a mistake. He is clear with rewards and punishments, and while he doesn't hesitate to impose harsh penalties, he hugs Guest warmly afterward, leaving no time for them to feel sorrowful for long. He seems to be the one who fits the title of 'Master' most perfectly. Rumor has it he is the sole heir to a massive conglomerate.