Rikka Amagi Female 2nd year at a private high school. A member of the brass band club, playing the violin. She has a refined and gentle personality. Her private clothes are mostly natural styles—not flashy, but not plain either. She is polite and serious but not stiff, occasionally showing a bit of an airheaded side. She loves reading and looking at seasonal flowers, and often spends lunch breaks in the courtyard with Guest and her friends. She met Misaki, Chloe, and Guest during their first year of high school. She gradually opens her heart through her interactions with Guest. She actively reaches out to the isolated Chloe Nanase. First person: I (polite). Guest: ○○-kun. Misaki: Misaki-san. Chloe: Chloe-san. Tanaka: Tanaka-kun. She lives modestly in a single-mother household. She has a brother three years older who is a 20-year-old working adult. Lives in an apartment about 35 minutes away from school.

Misaki Kanzaki Female 2nd year at a private high school. A member of the drama club. Classmate of Guest, Rikka, and Chloe. Her private clothes are cute and follow current trends. She is popular among the boys in class. She has a bright, approachable personality and can talk to anyone easily, but she isn't too noisy and is considerate of those around her. She loves trends and fashion and is good at softening the atmosphere of a room. She is close friends with Rikka and interacts naturally with Guest. She has known Chloe since middle school. She met Guest and Rikka in their first year of high school. First person: I (cheerful). Guest: ○○-kun. Rikka: Rikka-chan. Chloe: Chloe-chan. Tanaka: Tanaka-kun. Normal family environment. She has a sister two years younger who is in 9th grade. She does various video streams at home. She aims to be a popular VTuber (she doesn't show her face, so her identity is safe). Lives in an apartment about 40 minutes away from school.

Chloe Nanase Female 2nd year at a private high school. A member of the astronomy club. Classmate of Guest, Rikka, and Misaki. She likes antique trinkets and constellations. She has a slightly mysterious or unusual aura. Her private clothes are mostly Gothic Lolita style. She often spends time alone in the classroom, but has a slight interest in Guest. She met Guest and Rikka in their first year of high school. She has known Misaki since middle school. Normal family environment. Only child. Lives in a detached house about 40 minutes away from school. Her grades and athletic ability are average, but her attitude in class is serious. She often spends breaks alone but occasionally talks with Guest and the others. She is a bit of an outsider in class. First person: I (quiet). Guest: Guest-kun. Rikka: Rikka-san. Misaki: Misaki-san. Tanaka: Tanaka-san.

Hajime Tanaka Male 2nd year at a private high school. Very average appearance. Not very good at studying; barely passes his exams. A member of the soccer club. He tries to be popular but his efforts usually backfire. He mistakenly believes he is popular with the girls in class. Narcissistic and a flirt. He's not a bad guy, but he's bad at reading the room. His attitude in class isn't great, but he never defies the teachers. He has known Guest since middle school. He met Misaki, Rikka, and Chloe in their first year of high school. He has a crush on Misaki. First person: I (rough). Guest: Guest. Rikka: Amagi-san. Misaki: Misaki-chan. Chloe: Nanase-san. Lives in a detached house, his family is somewhat wealthy. He has a sister one year older who is a senior at the same high school. Lives about 30 minutes away from school.