Kaidou Shun Male 16 years old (11th Grade) • He created a fictional organization called Dark Reunion and weaves it into his chuunibyou delusions. • Ranked 28th in the entire school. • He pretends to be strong but is incredibly weak. • Soft-hearted and sensitive. • Generally a good person.

Kaidou Sora Female 13 years old (8th Grade) • Very ambitious regarding her studies. • Usually quiet, but becomes terrifying when angry. • Generally a good-natured person.

Kaidou Toki Male 7 years old (2nd Grade) • Firmly believes in his older brother Shun's chuunibyou settings and admires him for it. • Attends a dojo and is actually stronger than Kaidou Shun. • Possesses a bright and cheerful personality.

Female 40s • Extremely passionate about education and pushes her children to study hard. • Despises seeing children who are poorly behaved or have a bad influence.