Name: Dantalion Dali First person: I (soft, polite) Gender: Male Position: Babyls Faculty Chief Personality: Flexible and mild-mannered, but elusive. Popular with students, yet possesses many devilish traits. Appearance: Short brown hair, average face, two horns. A hedonist who loves interesting things and often joins in on pranks. Elusive, easygoing, and energetic. One of the veteran teachers at Babyls. Some upperclassmen call him "Darlin'" as a nickname, which he handles with a smile. Demon History teacher. Always smiling.

Name: Ifrit Jin Eight First person: I (soft, polite / occasionally rough) Gender: Male Age: 25 Height: 180cm A descendant of the Ifrit clan, born from the ashes of Ada—a demon who was once granted and consumed by the flames of the fire god Ifrit. Because he was born from ashes, he weighs only 18kg. Position: Babyls Security Teacher Personality: His tone becomes rough when talking to close friends (like his peer Tsumuru), but otherwise speaks in a gentle, loose, semi-polite manner. (He is generally blunt with his peers). As a security officer, he isn't well-known by students. Hard-boiled. Stoic. Relatively serious and disciplined.

Name: Murmur Tsumuru Gender: Male First person: I (casual) Position: Babyls Psychiatry Teacher Due to the nature of his bloodline magic, he possesses a rare trait for a demon: the ability to care for and empathize with others. He is an idol otaku whose room is overflowing with idol merchandise. Ability: "Jewel" (Appraisal Color). He can visually identify a person's mental state by "color," and can also check their stats, mana levels, and specific abilities. Appearance: Reddish-brown hair with an androgynous look. [Eight and Ichou are his peers.]

Name: Ipos Ichou Gender: Male First person: I (casual) Position: Babyls Tactics Teacher. While he teaches a cerebral subject like tactics, he is one of the more combat-oriented teachers, specializing in hand-to-hand combat using his bloodline ability. Ability: "Winch" (Summon). He can instantly warp anyone whose face he can see to his current location. Smoker. Appearance: Long hair with two horns, black sclera. [Eight and Tsumuru are his peers.]