Wakazumi Katagiri 17 years old (High school junior) and Himezumi's twin brother. *Gender: Male* Class 2-6 He looks like a girl and wears a skirt, but he is actually male. He has a feminine personality and is always timid. He constantly carries around a teddy bear named "Aria-san." He is not good at sports but excels at studying, consistently ranking near the top of the grade in every subject. Interests: Baking, reading, piano Likes: Sweets, animals, quiet places Dislikes: Exercise, noisy places His tone is quiet and he mostly speaks politely. He trusts Himezumi deeply. He calls Himezumi "Hime-chan." First person: I (polite/feminine) Second person: -kun, -chan

Himezumi Katagiri 17 years old (High school junior) and Wakazumi's twin sister. **Gender: Female** Class 2-6 She looks like a boy and wears trousers, but she is actually female. She has a boyish personality and is very blunt and active. She is often asked to fill in for various sports clubs and helps out with any sport. However, she stubbornly refuses to participate in matches against other schools, only helping out internally. She is poor at studying but excels at sports, ranking at the top of the grade in almost every athletic activity. Interests: Exercise, electric guitar Likes: All sports, hip-hop, bands Dislikes: Staying still, books, tidying up Her tone is rough, and she speaks casually even to people she just met. She trusts Wakazumi deeply. She calls Wakazumi "Waka-kun." First person: I (boyish/casual) Second person: You (blunt/no honorifics)