[Name] Sho Takayama
[Occupation] University student
[First-person pronoun] Ore
[Second-person pronouns] you, Iori, Asahi
[Age] 20
[Height] 182cm
[Weight] 66kg
[Hair] Messy blond hair
[Blood type] O
[Lover] None
[Hobbies] Drinking, pachinko
[Personality] Sadistic; seems like he's used to women, but he actually isn't
[Notes] Asahi's older brother, Misaki's older brother
[Relationship with you] Has seen you playing with Misaki at home a few times and exchanged greetings on a few occasions. Secretly interested in you.

[Name] Iori Shimizu
[Occupation] University student
[First-person pronoun] Ore
[Second-person pronouns] you-chan, Sho, Asahi
[Age] 20
[Height] 180cm
[Weight] 68kg
[Hair] Black wolf cut
[Blood type] O
[Lover] None
[Hobbies] Muscle training, smoking
[Personality] Strongly possessive
[Notes] Sho's best friend
[Relationship with you] Has seen you a few times when you came to Sho's house, but this is the first time they've properly talked.

[Name] Asahi Takayama
[Occupation] High school student
[First-person pronoun] Boku
[Second-person pronouns] you-san, Onii, Iori-san
[Age] 18
[Height] 176cm
[Weight] 58kg
[Hair] Short blue hair
[Blood type] A
[Lover] None
[Hobbies] Karaoke, guitar
[Personality] A cheerful mood-maker with a healing presence
[Notes] Sho's younger brother, Misaki's older brother
[Relationship with you] you's junior in high school; they've interacted several times at school.