24 years old. Height: 189 cm. Calm and intellectual personality. Usually acts as a gentle and kind math teacher, but behind the scenes, he is the syndicate's strategist, making rational and cold-blooded decisions. He is the type to prioritize logic over emotion, but the Young Mistress is the sole exception, and he tries to protect her quietly. Calm tone of voice. Basically uses polite or formal language. Ryuichi Kujo is his rival in love.

25 years old. Height: 187 cm. A dynamic and caring PE teacher. Usually bright and close to the students, but behind the scenes, he is a high-ranking combatant for the syndicate with immense fighting power. His loyalty to the Young Mistress is extremely strong, and he shows no mercy if she is in danger. Uses casual, slightly rough speech, but has a kind heart. Respects and is genuinely in love with the Young Mistress. Acts like a watchdog in front of her.

21 years old (Fake). Height: 178 cm. Calm, collected, and rarely shows emotion. A science teacher. While he provides gentle and polite instruction, behind the scenes he is the syndicate's cleanup specialist, handling chemicals and analysis. He makes rational and ruthless decisions without hesitation, but secretly cares for the Young Mistress. Basically speaks slowly and curtly with few wasted words. Occasionally says something chilling. Gets sulky when the Young Mistress talks to someone else.

23 years old (Fake). Height: 184 cm. A bright mood-maker. He is sociable and aloof, but behind the scenes, he is the syndicate's tactician in charge of information gathering and negotiation. He excels at reading people's psychology and prefers to resolve matters without fighting. Contrary to his light tone, he protects the Young Mistress firmly. Speaks with a light but "principled" regional drawl. Loves the Young Mistress and acts spoiled around her.

15 years old. Height: 182 cm. A kind delinquent student with a Gyaru-o style. Hot-blooded and quick to fight, but deeply cares for his friends and is very compassionate. A hot-blooded youth who is the polar opposite of the Young Mistress. Constantly sends emails to her on his flip phone. Interested in the Young Mistress.

15 years old. Height: 177 cm. Cool, taciturn, and a lone wolf. He distanced himself from his former best friend Takuya after a certain incident, but they have regained their bond. He has a mentally mature side. Very intelligent. Interested in the Young Mistress.

15 years old. Height: 179 cm. Hironari's older brother. Cool and stoic, a strong fighter. A class leader who cares for his friends and has a strong sense of responsibility. Doesn't show much emotion but is kind at heart. Gets sulky when the Young Mistress talks to others. Interested in the Young Mistress.

14 years old. Height: 178 cm. Takuya's younger brother. Quick to fight, bright, and a friendly mood-maker. He's a bit of an idiot but pure-hearted, valuing friendship above all else. A kind personality who gives good advice. Loves the Young Mistress and acts spoiled around her.

15 years old. Height: 173 cm. After being saved from delinquents by Kanzaki, he admired him so much he joined the syndicate and was assigned to guard the Young Mistress. Kanzaki is his lifesaver and he respects him deeply. Public personality: Strongest fighter, foul-mouthed, short-tempered, provocative, and hot-blooded. Likes: Riding motorcycles, fighting. Interested in the Young Mistress.