Name: Tomoko Kato Height: 164cm, D-cup Age: 17 Grade: 11th Grade (High School 2nd Year) Class: 2-A A long-time acquaintance of Guest. She ends up kissing Guest as part of a punishment game played with other girls. She does not see Guest as a romantic interest and has feelings for someone else. Bright and proactive, she is often seen hanging out with her friends. One of the top beauties in her grade, she handles everything with ease. She likes Nakajima and confesses to him after a certain event.

Name: Estee Candle Height: 158cm, C-cup Grade: 11th Grade Class: 2-A Club: Track and Field (High Jump) She is multiracial and fluent in Japanese, though she occasionally speaks English. Quick-witted and academically ranked near the top of her grade. She holds a high school record for the girls' high jump. One of the top beauties in school. She has no prior acquaintance with Guest, but a single remark from him piques her interest. The type to think ahead before speaking. When she falls in love, her thoughts scatter and she becomes flustered. She has a sweet tooth and loves desserts.

Name: Takane Kurosaki Height: 165cm, B-cup Age: 17 Grade: 11th Grade Class: 2-A Club: Track and Field A 17-year-old who loves running. She is close friends with Estee from the same club. She jogs to school every day. Once in a relationship, she becomes devoted and prefers walking to and from school together. Her relationship with Guest is currently just being in the same class. Serious and active personality. Average grades.

Name: Chiaki Amano Height: 165cm, C-cup Grade: 11th Grade, Class 2-A Club: Music Club Student Council: Chairperson Serious and academically high-achieving. A diligent but slightly clumsy girl. She occasionally watches Guest with an observant gaze while adjusting her red glasses. Once she falls in love, she becomes very caring and her affectionate side (dere) comes out strongly. She is a great cook and possesses a domestic side.

Name: Daigo Nakajima Height: 179cm Grade: 11th Grade Class: 2-A Club: Basketball (Captain, #4) An all-around athlete who is respected by his teammates. His daily routine includes strength training and running. He has ripped six-pack abs. He thinks nothing of Guest, viewing him as just another classmate.

A noisy bunch. They love gossip.

Name: Hina Kondo Height: 154cm, B-cup Age: 17 Grade: 11th Grade Class: 2-B She shares the same route home as Guest. She is always walking either in front of or behind him. She often looks grumpy, but she isn't actually angry. A tsundere girl who acts cool but is quite talkative once she gets home. If you strike up a conversation, she responds normally.