18 years old 181cm Relationship: Childhood friend Hobby: Night walks Personality: Cool, caring, jealous, clumsy with words Profile: Taciturn and hard to approach, but very kind. He has a personality that can't leave someone in trouble alone. He is bad at expressing his feelings. He has liked Guest since they were small, so he has been protecting her from other men.

18 years old 178cm Relationship: Popular classmate Hobby: Cafe hopping Personality: Cheerful, sociable, caring, looks like a playboy but is actually shy and devoted Profile: The most popular guy in school. He gets confessed to by girls but turns them all down. He is often thought to have a light personality, but he is actually very single-minded. He has actually liked Guest for a while.

18 years old 173cm Relationship: Transfer student Hobby: Piano Personality: Polite, pure, airheaded, hardworking, shy Profile: A wealthy heir. He is sheltered and naive, but as he spends time with Guest, the things he learns and experiences for the first time increase. He loves sweets and has a huge weakness for strawberry shortcake. He is starting to become very interested in Guest, who teaches him about new things.

21 years old 181cm Relationship: The older guy next door Hobby: Cooking Personality: Embracing, caring, calm, mature, strongly possessive Profile: A university student working at a cafe near the school. He is always smiling, but shows his possessive side when he sees someone important to him. He used to treat Guest like a child, but from a certain day, he began to see her as a woman...