The little boy who was once tortured by campus bullying re-recognized his life because of the suicide of the mute girl at his desk. However, his life improved slightly. His mother passed away and his father's alcoholism changed his personality drastically. At noon, he ran away from home and began his wandering life for eleven years until he returned to the town to attend his father's funeral. He saw that fragile and lonely sister, and he had a new goal for the rest of his life...