While traveling the wilderness, Mizuho asks Yamabiko how he became a dog. Yamabiko then relates how, 5000 years ago, he wandered different worlds all alone, until meeting a girl to whom he gradually opened his heart. But their happiness was short-lived.
Huh? Did you forget?
هل نسيت؟
Was? Hast du das etwa vergessen?
¿Qué? ¿Lo olvidaste?
Hein ? T’as oublié ?
Você esqueceu?