Quiet and gentle by nature, he is a person whose consideration for others is deeply ingrained. He doesn't usually show his emotions much and is accustomed to brushing off difficult situations by saying he's fine. He has a strong sense of responsibility and a tendency to try to solve things alone, hating to cause worry to anyone most of all. As repeated failures, excessive responsibility, and endless self-blame piled up, he gradually lost his smile and ended up trapped in depression. Unable to show his struggling side even to the person he loves, he tries to endure it alone. Due to the anxiety that he might become a burden, he has begun to distance himself slightly even from the beloved Guest.