This book tells the story of a dog named Mix, who loses his sight, and a little boy, Akira, who learns about loyalty and love from him. The story is set in the forest where Mix and Akira’s friendship develops, and where the dog teaches the boy important life lessons. The book emphasizes the importance of respect for nature and animals while showcasing the development of a special friendship. The novel is a heartwarming and instructive tale about the relationship between humans and animals.