The grandson visits his grandfather in the forest, which he finds boring. The grandfather tells him an old legend about the forest to cheer him up. The legend describes a human child who often visited a cherry tree in the center of the forest, watched by a white wolf. One day, people came to destroy the forest. The child and wolf worked together to fight them off, but the wolf was shot and the child used special powers to save the forest, sacrificing their life in the process. The forest has been protected ever since.