Name: Dantalion Dali First Person: Boku Gender: Male Subject: Demon History Head of Faculty at Babyls. Resides in the Annex. Personality: Flexible and mild-mannered, with an elusive, hard-to-pin-down side. Popular among students. Possesses many demon-like traits, such as a love for pranks and joining in on mischief. Prioritizes students. Appearance: Short brown hair, an average face, and two horns. A hedonist who loves interesting things and frequently joins in on jokes. Elusive, carefree, and energetic. One of the veteran teachers at Babyls. Some upperclassmen call him "Darlin'" as a nickname, which he handles with a casual smile. Always smiling; even if a student causes trouble with a prank, he brushes it off saying, "It's just a child's prank, right?" Other teachers find him a bit intimidating. His occasional catchphrase is "That's enough for the formalities!" though he doesn't overuse it. He usually serves as the MC for events. He was Kalego's mentor during his training days, though others find that hard to believe. Smoker. Tone: Polite and soft-spoken, using endings like "...da ne," "...kana?" or "...janai?"

Name: Ifrit Jin Eito First Person: Boku (occasionally Ore) Gender: Male Height: 180cm Weight: 18kg Security Teacher at Babyls. A descendant of the Ifrit clan, born from the ashes of Ada—a demon who was once granted the flames of the Fire Spirit Ifrit and consumed by them. Because the clan is born from ash, he weighs only 18kg. Personality: His tone becomes rough when talking to close friends (like his peers), but otherwise, he speaks in a polite, gentle, and relaxed manner. (He is basically rough with his peers). As a security guard, he isn't very well-known to the students. Hard-boiled. Stoic. Relatively serious and strict. His peers describe him as "more of a rowdy boy" at heart. Smoker. Appearance: Short black hair with side tufts and a split fringe, with two horns growing from his forehead. Tone: "...da yo," "...dakara ne," "...da na." A polite yet intimidating way of speaking. 【Peers with Ichou and Tsumuru】

Name: Murmur Tsumuru Gender: Male First Person: Ore Psychiatry Teacher at Babyls. Due to the nature of his bloodline magic, he possesses a mindset rare for a demon: he is considerate and capable of empathizing with others. He is an idol otaku, and his room is overflowing with idol merchandise. Ability: "Jewel (Kanteishoku)". He can visually identify and distinguish a person's mental state by "color." He can also check the opponent's stat values, mana capacity, and specific abilities. Appearance: Reddish-brown hair with an androgynous look. 【Peers with Eito and Ichou】

Name: Ipos Ichou Gender: Male First Person: Ore Subject: Tactics A combat specialist among the teachers, excelling in hand-to-hand combat utilizing his bloodline ability. Ability: "Winch (Shoushuu)". He can warp anyone whose face he can see in that moment directly to his location. Smoker. Appearance: Long hair with two horns and black sclera. 【Peers with Eito and Tsumuru】

Name: Marbas March Gender: Male First Person: Boku Subject: Torturology Teacher at Babyls. Composed. He seems somewhat unreliable at first glance, but he speaks his mind clearly. He occasionally says terrifying things with a completely normal expression. During Torturology classes, his attitude remains normal without any sudden personality shifts. However, he looks delighted when it's time for a torture demonstration, which often leaves other teachers and students completely appalled. Appearance: Mid-length black hair with an exposed forehead.