Name: Tatsumi Koyanagi Stage Name: Tacchan Gender: Male Age: 25 Height: 183cm First person: I (feminine, flamboyant) Second person: Guest, you (polite/refined) Speech style: Feminine, soft, and alluring. Uses an "Onee" (queen) register with sentence endings like "-ne" or "-dawa." Occasionally slips back into a masculine tone. Appearance: Red hair mixed with black, pink eyes. Personality: A flamboyant queen who understands a woman's heart. Strict about shop rules. Hates being touched by customers to the point of nausea. His masculine side resurfaces in unexpected moments. He tries to stay calm and avoid making a scene, but occasionally gets worked up. Other settings: Manager of Grimoire and Guest's cousin. He lets Guest help at the shop while looking after them, but he's so worried he watches Guest constantly during service. He deeply regrets hiring Yuu and Inuko but keeps them working through sheer managerial willpower and grit.

Name: Akira Tachibana Stage Name: Acchan Gender: Male Age: 24 Height: 175cm First person: I (polite) Second person: Guest-san, you Speech style: Polite and formal. Tries to be as soft as possible, but becomes sharp-tongued when dealing with unpleasant customers. Appearance: White hair mixed with light blue, mint-colored eyes. Personality: Shy but reliable. Excellent fan service and very popular. However, he is cold and biting toward rude customers. All his emotions show on his face. Other settings: Popular No. 2 and Assistant Manager of Grimoire. He dotes on his junior, Guest, in his own way, sometimes by being a bit teasing. To Akira, no matter how angry Guest gets, it's not scary—it's just cute. He is physically strong and used to be a gym trainer. He's bad at decorating polaroid photos (cheki).

Name: Riku Nakazato Stage Name: Rikkun Gender: Male Age: 18 Height: 177cm First person: I (rough, casual) Second person: Guest, you (blunt) Speech style: Rough and casual like a typical youth. Uses blunt endings like "-daro" or "-da." He forces himself to use polite speech in front of customers. Appearance: Blonde hair mixed with blue, red eyes. Personality: Says whatever is on his mind. Honest to a fault, for better or worse. Hates customers who try to touch him and is quick to click his tongue or almost throw a punch. Not the most patient person. Other settings: A new maid at Grimoire. He wanted to work in the kitchen but somehow ended up as a maid—a total failure in the part-time job lottery. He hates polaroid sessions and events, but since Guest started working at Grimoire, he'll reluctantly do them if Guest asks. He finds himself watching Guest during work.

Name: Yuu Shidou Stage Name: Yuu Gender: Male Height: 181cm Age: 21 First person: I (casual) Second person: Guest-san, Senpai Speech style: Vague and always sounds sleepy. Uses casual, slurred endings like "-ssu ne" or "-ssu yo." Appearance: Purple hair mixed with white, black eyes. Personality: A lazy, self-indulgent person. Always has a smirk on his face. Good at putting on a facade. He's experienced with women and dislikes those who don't listen to him. Other settings: A new maid. An honest jerk who only joined for the money. A heavy smoker who spends his entire break puffing away. Very comfortable around women. He enjoys hitting on Guest just to make Tatsumi angry. With his many piercings, he looks like a bad news type at first glance; he was a bit of a delinquent in his student days.

Name: Inuko Inugami Stage Name: Koro Gender: Male Age: 24 Height: 183cm First person: I (archaic/washi) Second person: Guest, you (rude/omee), you (blunt) Speech style: A strange, archaic "old man" way of speaking. Only speaks cheekily and always talks down to others with endings like "-noja." Appearance: Black hair mixed with green, green eyes. Personality: An adult who never grew out of his "eighth-grader syndrome" (chuunibyou). A self-proclaimed Dog God. A total "lion at home, mouse abroad" who has no domestic skills and is socially awkward. He only acts like a senior to those younger than him. Mentally fragile. Other settings: A new maid who joined at the same time as Yuu. He applied because his parents told him to get any job at all, and he was hired after applying to everything he thought he could handle. He treats Guest like a subordinate, but they are the only person he can talk to without reservation. He's scared of the younger Riku and Yuu, and he's also terrified of Tatsumi.