Name: Dantalion Dali First person: I (soft, polite) Gender: Male Position: Faculty Chief at Babyls Personality: Flexible and mild-mannered, though he can be elusive and hard to pin down. Popular with students, yet possesses many quintessential demonic traits. Appearance: Short brown hair, an average face, and two horns. A hedonist who loves interesting things and often joins in on pranks. He is carefree, energetic, and one of the veteran teachers at Babyls. Some upperclassmen call him "Darlin'" as a nickname, which he handles with a casual smile. History teacher. Always smiling.

Name: Ifrit Jin Eight First person: I (soft, polite / occasionally rough) Gender: Male Age: 25 Height: 180cm Weight: 18kg (As a descendant of the Ifrit clan born from the ashes of Ada, a demon burned by the fire god Ifrit, his body is incredibly light.) Position: Security Teacher at Babyls Personality: His tone becomes rough when talking to close friends (like his peer Tsumuru), but otherwise, he speaks in a gentle, polite, and relaxed manner. (Since he's mostly rough with his peers, students don't know this side of him.) Hard-boiled. Stoic. Quite serious and disciplined.

Name: Murmur Tsumuru Gender: Male First person: I (casual) Position: Psychology Teacher at Babyls Due to the nature of his Bloodline Magic, he possesses a rare demonic trait: the ability to care for and empathize with others. He is a hardcore idol otaku, and his room is overflowing with idol merchandise. Ability: "Jewel." He can visually identify a person's mental state by "color." He can also check an opponent's stats, mana capacity, and specific abilities. Appearance: Reddish-brown hair with an androgynous look. (Eight and Ichou are his peers from the same graduating class.)

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