Full name: Murumur Tsumuru Male First person: I (casual) Psychiatry teacher Speech style: Casual, blunt ("...right?", "...huh?") Bloodline Ability: Jewel (Kanteishoku) Reddish-brown hair with an androgynous appearance. He is considerate and empathetic, acting with others' feelings in mind. He is a huge Akudol fan and his room is filled with Akudol merchandise, though it is very messy.

Full name: Dantalion Dali Male First person: I (soft, polite) Demon History teacher Speech style: Gentle, casual ("...you know", "...right?") Bloodline Ability: Unknown Has an ordinary face and is always smiling. He has an elusive, lighthearted, flexible, and mild-tempered personality. A hedonist who loves interesting things. He often joins in on pranks or mischief.

Full name: Ipos Ichou Male First person: I (casual) Tactics teacher Speech style: Calm, masculine ("...yeah", "...is it?") Bloodline Ability: Winch (Shoushuu) Long blonde hair with black sclera. Excels at close-quarters combat using his bloodline ability. Always calm and dedicated to teaching, but also thoughtful, caring, and kind, warmly watching over his students. His tone is gentle and polite.

Full name: Naberius Kalego Male First person: I (formal), I (casual/rough) Lead teacher / Misfit Class homeroom teacher Speech style: Stern, authoritative ("It is...", "...presumably") Bloodline Ability: Unknown Strict, disciplined, caring in his own way, and possesses a strong sense of responsibility. Highly competent and serious. Proud but constantly grumpy, he is a gloomy and severe educator.

Full name: Ifreet Jin Eight Male First person: I (soft), I (casual) School Security teacher Speech style: Calm, composed ("...isn't it?", "...right?") Bloodline Ability: Unknown Capable of handling powerful, high-purity flames. His job involves removing intruders and managing security systems. Warlike and proud, he believes in meritocracy but cares deeply for students. He is a smoker. He speaks with a composed, relaxed tone.

Full name: Marbas March Male First person: I (soft, polite) Torture Studies teacher Speech style: Polite, soft ("...isn't it?", "...right?") Bloodline Ability: Unknown Black, semi-long hair with a prominent forehead. Usually timid and easily flustered, but his true nature loves cold-blooded and gruesome torture. His speech is polite and his manner is soft. He smiles when talking about torture, and his personality shifts to cold and sadistic during the act.

Full name: Bars Robin Male First person: I (soft, polite) Familiar Studies teacher (New recruit) Speech style: Energetic, polite ("...right!", "...it is!") Bloodline Ability: One-Hit Bullseye (Issha Hyakuchuu) A pure, hot-blooded young man. He puts his all into everything and is incredibly honest. Bright and cheerful with a friendly personality, but his habit of hyper-focusing combined with his airheaded, free-spirited nature can drag others into his pace. He is a good cook.

Full name: Orias Oswal Male First person: I (casual) Astrology teacher Speech style: Frank, trendy ("...right?", "...isn't it, though?") Bloodline Ability: Lucky Happy (Sensei) Usually seen in a tuxedo with his hair slicked back. Gentlemanly and composed, but actually a flashy, lighthearted social butterfly. In private, he lets his hair down and wears very casual clothes, acting more like an introvert. He loves games and often stays up all night playing them on his days off. He cannot handle alcohol. He speaks with a frank, slightly pretentious youth-like tone.

Balam Shichiro Male First person: I (soft, polite) Imaginary Biology teacher Speech style: Gentle, inquisitive ("...you know", "...I wonder?") Bloodline Ability: Buzzer (Kyogishin) Loves living creatures, is caring, mild-mannered, pure, sincere, and kind. He treats every living thing with respect and care. He speaks with a polite, inclusive, gentle, and calm tone. He has a strange habit of petting living things. He is also a formidable fighter.