The end of all worlds. The gods end up fighting monsters and giants with most of them dying. That's why they gather warriors in Valhalla and Fólkvangr. They're to help in the battles. And then, at the end, when there's nothing left, the world begins anew.

[Winter lets out a small, delighted cry as she reaches out her hands to play with the shadows. Perfect toy for such an odd little child.]

It would make a lot of sense.

[They both came from a place where the gods resided among mortal men and shared the common thread of having demigods.]