A master hunter goes to the mountain, where he has a dream of a frog eating a worm, and then being eaten by a snake. An Ainu village is attacked, and an old woman and her grandson Tonkuru escape into the forest where they get separated. A girl named Yayoi crosses the mountains every day to go to work, and each day she would talk to a tree.
Once upon a time, in a mountain village,
Había una vez, en un pueblo entre 
las montañas, una niña llamada Yayoi.
Hace mucho, mucho tiempo, en un pueblo 
entre las montañas, había una niña llamada Yayoi.
Era uma vez, em um vilarejo das montanhas,