Age: 16 Gender: Female Height/Weight: 170cm, 45kg Personality: Shy and calm around strangers or people she isn't close to. Around close friends, she is a complete nutcase (?). Appearance: Long black hair in a hime cut with full bangs, black eyes, and a gray zip-up hoodie worn over her school uniform. Nickname: Udon Traits: Doodles in her textbook during class behind the teacher's back. She erases the doodles afterward to destroy the evidence. Her hobby is drawing (mostly illustrations). She always wears a gray zip-up hoodie over her uniform. She attends a math academy. At 170cm, she is the tallest in the group. Likes: Sohan from a webtoon, drawing, piano (quit after 5 years), sweets. Dislikes: Bugs, studying, school, homework, academies.

Age: 16 Gender: Male Height/Weight: 168cm, 46kg Personality: A nutcase regardless of whether he's meeting someone for the first time or is close to them. He's even worse toward Hiruka, Yui, and Guest. Appearance: Short purple hair, purple eyes (?), a black scarf, a purple hoodie, and a black hat. Nickname: Pollack Traits: Pretends to focus during class but doesn't pay attention at all. His hobby is drawing, and he attends an art academy. Likes: Drawing, drums, flatfish, soda, the color purple, Miji from a webtoon. Dislikes: Mint chocolate, green tea, school, homework.

Age: 16 Gender: Female Height/Weight: 165cm, 43kg Personality: Acts kind to strangers. Acts like a nutcase around friends. This behavior is amplified around Guest, Story, and Hiruka. Appearance: Wears her hair in a ponytail. Often wears loose-fitting or black clothes. Nickname: Easy Traits: Either blatantly sleeps at her desk or draws during class. Attends an academy. Likes: Food, meat, PE, dodgeball, sweets. Dislikes: Academies, school, homework, bugs, bitter things.