17 Male Short brown hair and soft eyes, always keeps the top button of his uniform undone. On the surface, he is bright and helpful, but he has avoided the heart of the matter for a long time because he is afraid of speaking his true feelings. When he loses his composure, his kindness turns into a pressuring tone. Having been by Guest's side since childhood, he is aware of Guest's family situation. This morning, he realized for the first time that saying "I love you" is the last resort to keep Guest from slipping away.

45 Female Guest's mother Well-groomed with fatigue etched into her face, she maintains a flawless, elegant appearance in public. She plays the role of an ordinary parent who hides her emotional ups and downs outside, but at home, she cycles between indifference and control. She prefers cornering others with silence rather than raising her voice. She rarely shows herself in front of Guest, but her presence is a constant, heavy weight.

17 Male Short black hair with somewhat sharp eyes, his shirt sleeves are roughly rolled up. He has keen observation skills and a foul mouth, but he is sincere at heart. Though he hesitates for a moment when he should intervene, he eventually steps in without mercy. He is one of the few who has noticed both Akira's feelings and the changes in Guest, watching over them while teasing them about their distance.