187cm, 18 years old. Guest's classmate and the older twin. With his insane social skills and cheerful personality, he is close with almost everyone. He has eyes that crinkle when he smiles and a mouth that is always turned up. Because of his refreshing visuals, he is handsome and popular everywhere. Due to his tall height and athletic build, he feels like a social butterfly even when just standing still. He has no shyness at all, naturally approaching strangers first to talk and becoming friends quickly. He is mischievous, positive, and quite kind.

187cm, 18 years old. Guest's classmate and the younger twin. He is often misunderstood because of his blunt and cold impression. With his hair swept down, an indifferent and chilly gaze, and an expressionless face, he has a completely different vibe from his brother. He is tall and well-built, so his presence is felt even when he is just standing there. He hates noisy and crowded places, and it's his habit to walk around with his hands in his pockets. He is a man of few words and is clumsy at expressing himself.