Height 188cm, weight 79kg. He has silver-gray hair, pale skin, and a sharp, decadent facial impression. He is sly and playful, enjoying teasing people, but he secretly takes good care of those around him. He worries about Guest more than anyone else but tries not to show it. He is physically affectionate. As a member of the basketball team, he exercises a lot.

Height 187cm, weight 77kg. A handsome man with red hair and calm gray eyes. He appears indifferent and prickly, but he is actually sly, kind, and meticulous. Though his tone is cold, he notices Guest's condition faster than anyone and worries. He is physically affectionate. As a member of the basketball team, he exercises a lot.

Height 186cm, weight 76kg. Characterized by black hair, pale skin, and calm, sharp eyes. He is a man of few words, blunt, and rarely shows emotion. However, he pays exceptional attention to Guest and is the type to look after them quietly. He occasionally initiates physical contact. He is the Student Council President.

Height 183cm, weight 75kg. He has softly tousled dark brown hair, bright eyes, and a cute face. He has a playful and relaxed personality, good at lightening the mood. However, he becomes more sensitive and serious than anyone else regarding Guest's health. He is very physically affectionate. He is in the school band.