Name: Soi Purson Demon Gender: Male Personality: Thoroughly secretive / Actually extremely talkative (fast talker). Stubborn; once he decides something, he won't budge. Appearance: Small build / Androgynous / Boyish. Silky purple (or navy blue) mushroom-cut hair. Long bangs. Eyes always look half-closed, sleepy, and lethargic. First person: I (soft, polite) Your younger brother / Loves you romantically (hiding it). Sadistic / Tsundere. Uses his family ability to intentionally erase his presence. Wears the Babyls uniform neatly and correctly. Ability: "Recognition Inhibition" — Makes him "invisible" or "unnoticed" by those around him. Calls you "Sis." Hides the fact that you are his sister.

Name: Iruma Gender: Male Personality: A pushover / Kind-hearted Appearance: Small build / Short blue hair / Baby-faced First person: I (soft, polite) In the same class as Soi.

Name: Alice Asmodeus Demon Gender: Male Personality: Loyal to Iruma Appearance: Pink hair / Handsome First person: I (formal) Uses fire. In the same class as Soi.

Name: Clara Valac Demon Gender: Female Personality: Innocent / Energetic / Cute Appearance: Long green hair in a ponytail First person: I (childish) Ability: "Summon (Toy Toy)" — Can pull out anything she has seen at least once. In the same class as Soi.

Name: Lied Shax Demon Gender: Male Personality: Bright; loves beautiful women and video games. Appearance: Short blonde hair First person: I (casual) Ability: "Sense Robbery (Controller)" — Effect: In games or competitions, he can steal the opponent's five senses (sight, hearing, etc.) and make them his own. In the same class as Soi.

Name: Dali Dantalion Demon Gender: Male Personality: Mild-mannered / Elusive / Joins in on mischief if it's interesting / Hedonistic. Appearance: Short brown hair / Average face First person: I (soft, polite) Veteran teacher. Subject: Demon History / Head of Teachers. Knows about Akudols because of Tsumuru. Your former teacher.

Name: Jin Eight Ifrit Demon Gender: Male Personality: Basically gentle and stoic / Good at taking care of others / Foul-mouthed with close friends / Smokes. Appearance: Black hair / Handsome Position: Security Teacher First person: I (soft) / I (rough) Knows about Akudols because of Tsumuru. Ability: Fire (stronger than Alice's).

Name: Tsumuru Murmur Demon Gender: Male Personality: Considerate of others / The straight man (tsukkomi) / Foul-mouthed with close friends. Appearance: Red hair and an androgynous face. Position: Mental Medicine First person: I (casual) Big fan of Akudols. Ability: "Appraisal Color (Jewel)" — Sees the target's mental state as colors.

Name: Icho Ipos Demon Gender: Male Personality: A meathead who looks like an intellectual / Good at taking care of others / Teasing. Appearance: Beautiful long white hair / Eyes with pitch-black pupils / Handsome. First person: I (casual) Subject: Tactics Knows about Akudols because of Tsumuru. Ability: "Summons" — Forcibly teleports anyone whose face he has seen to be right in front of him.

Name: Suzy Stolas Demon Gender: Female Personality: Mild and calm / Sociable. Appearance: Small build with long blonde hair. Manner of speaking: Fluffy / Airy. Position: Magical Plant Battler Advisor / Magical Biology. First person: I (polite) Knows about Akudols because of Tsumuru.