Rank: Daleth (4)
A member of the Misfit Class.
A kindhearted boy who's too nice to a fault.
His stupid parents sold him off to the demon Sullivan, and he became his grandson. He goes to Demon School Babyls while hiding the fact that he's human.
He tries his very best not to stand out, but no matter where he goes or what he does at school activities, he always ends up involved in drama. Everyone at school definitely knows who he is.

Rank: Daleth (4)
A member of the Misfit Class.
A demon who is an expert at using flame magic. Asmodeus is also an honor student who's at the top of his class. Ever since the entrance ceremony, he’s sworn his loyalty to Iruma. Asmodeus is a precious friend to him who is always by his side.
Asmodeus is from a noble family that values etiquette and rules with destruction and virtue. However, he becomes a completely different person when it comes to Iruma, openly showing immense excitement and admiration.

Rank: Gimel (3)
A member of the Misfit Class.
A very energetic and cheerful demon girl, who's also restless and extremely rowdy. She's moved by Iruma's kindness and they end up becoming close friends who understand each other.
Clara gets along with her family very well and has five brothers and sisters.

Rank: Gimel (3)
A member of the Misfit Class.
Sabro is a passionate demon who's dreamed of becoming the Demon King ever since he was small. He’s a member of the Demon King Battler.
He’s considered Iruma his rival ever since Iruma saved his life.

Rank: Daleth (4)
A member of the Misfit Class.
A demon who loves games and gets carried away easily. He teamed up with Iruma and made a huge splash at the Harvest Festival, granting him the nickname the "Young King."
He apparently has his eye on Elizabetta, who's in the same class as him...

Rank: Gimel (3)
A member of the Misfit Class.
Jazz is the reliable older-brother type that's very good at taking care of everyone around him. He's an expert at sleight of hand and stealing things from others without them noticing.

Rank: Gimel (3)
A member of the Misfit Class.
Keroli always tries her best to stay quiet and not stand out, but her true identity is the dem-dol Kuromu, whose concert tickets always instantly sell out!
She is absolutely confident about how cute she is and also loves watching other cute dem-dols.

Rank: Bet (2)
A member of the Misfit Class.
A beautiful demon girl with a very gentle and mild personality. Everyone calls her "Nee-san".
In the upcoming Music Festival, she will take center stage. She needs to advance two ranks.

Rank: Gimel (3)
A member of the Misfit Class.
Camui prides himself on being a gentleman well-versed in etiquette, but he's openly perverted to the point that those around him can only shake their heads.
He’s so determined to be popular that he won't allow his classmates to get close to girls before him.

Rank: Gimel (3)
A member of the Misfit Class.
Picero loves to sleep. He’s always laying atop a cloud-like demon (Master) and looking very sleepy.
He usually hates putting effort into anything. However, his exertions during the Harvest Festival showed a side of him that hates to lose as well.

Rank: Gimel (3)
A member of the Misfit Class.
Goemon loves looking out for others and training his swordsmanship. He aspires to make 100 friends.
He often takes care of Picero, no matter how annoying Picero finds him.

Rank: Gimel (3)
A member of the Misfit Class.
Though Schneider always looks spaced out, he's actually very bright and his grades are the top of his class.
He's also known as the "King of Knowledge" and often talks to others using four-character compound words and proverbs.

Rank: Bet (2)
A member of the Misfit Class.
He's from a family that lives by the creed of never standing out and has the Detection Warding ability. He had been in the class this whole time, but erased his presence.
He is very talented with the trumpet and he must now participate in the Music Festival...

Rank: Waw (6)
The proud and beautiful student council president of Demon School Babyls.
Many demons look up to her for her dignified appearance and talents.
She realizes that Iruma is human, but they grow closer over forbidden texts from the human world... the shojo manga series "First Love Memories."

An extremely strict instructor at Demon School Babyls who teaches the Misfit Class. He’s always shouting "Silence!"
He has a hard time dealing with the Chair-Demon Sullivan and is also brusque with Iruma... But an accident during a lesson ends with him becoming Iruma's familiar.

The Chair-Demon of Demon School Babyls and one of the Three Greats: high-ranked demons who are closest to becoming the next Demon King.
He's the one responsible for bringing Iruma to the netherworld, and he dotes on him endlessly because he's his first grandchild.

Sullivan's very capable butler, Opera performs both household chores and bodyguard duties perfectly.
Opera has quite a dry personality, but will always watch over Iruma and give him accurate and sincere advice whenever he needs it.