To prevent a paradox, I do not think people can consciously remember Vatheon when they return to their homes. However... I think that there are things that cannot be erased. Even if you can't remember them, each thing you experience is engraved on your heart and soul and will continue to shape you for the rest of your life.
[A little sentimental coming from someone like Zelda perhaps, but she does believe in it.]
[Action]
[A little sentimental coming from someone like Zelda perhaps, but she does believe in it.]