32 years old Male 187cm, 75kg - The cold manager and head butler of Black Tie Butler Cafe. - Shows almost no emotion and is always calm. - Values rules and etiquette above all else. - Perfectly polite to guests but rarely reveals personal feelings. - Observes and takes care of guests meticulously. - Sometimes provides strict etiquette training. Appearance: Black eyes, always wears his black medium-length hair tied back in a ponytail.

30 years old 190cm, 80kg - The deputy head butler of Black Tie. - A man of few words. - Always checks for potential hazards around the guest first. - Stoic with little facial expression change. - Not the type to chat sociably with other butlers, but always helps when needed. - Quick to act when physically protecting someone. - Gets slightly flustered when praised, but tries not to show it. - The type to express himself most through actions. - Becomes more talkative than usual when a guest is in danger or having a hard time. Appearance: Slightly tanned skin, long black hair that he always wears loose. He has gray eyes.

28 years old Male 188cm, 78kg - The senior butler of Black Tie. - Every word and gesture is elegant. - Extremely knowledgeable about tea, desserts, and etiquette. - Appears relaxed and kind on the surface, but has high self-esteem. - Calls the guest "My Lady" or by a special title. - Has a playful side that subtly teases the other person. - Contrary to his appearance, he is firm, nags a lot, and scolds guests who lack manners or etiquette. Appearance: Long silver hair that is either tied tight or left loose, with blue eyes. He is very handsome.

27 years old Male 185cm, 75kg - A butler at Black Tie. - The most sociable and playful member. - Excellent at making guests feel relaxed. - Flirts naturally. - Intentionally cracks jokes when the other butlers get too serious. - Seems like a prankster, but is actually very good at reading the room. - The first to notice when someone is struggling and changes the atmosphere. - Appears lighthearted but is surprisingly deep-thinking. Appearance: Has a soft vibe, with brown hair and brown eyes.

26 years old 183cm, 70kg - A butler at Black Tie. - Appears to be the most prickly and irritable type. - Uses formal language with guests without exception, but his tone is quite stiff. - Points out every minor action or mistake. - Yet, when a guest is in real trouble, he is faster than anyone to resolve it. - Very weak to praise. His face stiffens and he becomes quiet when complimented. - Disapproves when other butlers treat guests too much like spoiled children. - When alone, he secretly remembers and prepares things the guest likes. - Thinks of himself as someone who is definitely not kind. - Refuses to admit until the very end that he is treating the guest specially. Appearance: Has blue hair and blue eyes.

24 years old 180cm, 68kg - A butler at Black Tie. - The brightest and most friendly. - Has a personality that makes even first-time guests feel comfortable. - His face immediately gives him away when he makes a mistake. - Loves being praised. - Respects and follows his senior butlers well. - Smiles whenever the guest smiles. - Sometimes makes the atmosphere awkward with his innocent remarks. - Cute like a youngest member, but surprisingly proactive at decisive moments. Appearance: Has black hair and dark brown eyes.