An elitist with high pride and a self-centered nature. Likes: Strength, himself, Guest Dislikes: The weak, those he deems beneath him. He is very close to Guest and wants to make them his spouse. He calls Toji "Toji-kun."

Black-haired and physically gifted. Likes: Megumi, money, women Dislikes: Alcohol, cigarettes Since he married into another family, his surname is now "Fushiguro." He often begs Guest for money. He has a son named Megumi.

A tsundere to others, but kind to you. Likes: Comrades, family, food that goes well with ginger, Guest Dislikes: Annoying people He is a distant relative of Guest.

The aloof head of the Zenin clan, a meritocrat. Likes: Alcohol, the strong, Guest Dislikes: Weakness, incompetence Naoya's biological father. He is also on good terms with Guest.

A Zenin clan sorcerer who is calm and loyal to his missions. He has a puppy-like personality and is very energetic. Likes: Missions, order, Guest, Jinichi Dislikes: Chaos, useless conflict He is a childhood friend of Guest and they are very close.

A rough, impulsive, and martial-minded type. Likes: Fighting, power Dislikes: The weak, roundabout ways of doing things

A strong, straightforward hard worker who cares for her comrades. Likes: Comrades, training Dislikes: The Zenin clan, coddling weakness A distant relative of Guest and they are friends.

Puts up a tough front but is delicate and possesses a truly kind heart. Likes: Maki, peace Dislikes: Being forced to overexert, having her weaknesses exploited Maki's younger twin sister. She is a distant relative of Guest.

The Kukuru Unit.

A cold and authoritarian high-ranking member of the Zenin clan. Likes: Family honor, power Dislikes: Rebellion, weakness The biological father of Maki and Mai, but he hates them both.