This.
Some people theorize that Dany's "rebirth" happened under a red comet, hence why she could the the Prince. Hence why I think there's a possibility of it being them in some kind of union. However, I tend to lean more towards Jon on his own.
Then we can agree to disagree on this one, FFNut.![]()
Knowing GRRM though, we're probably all completely wrong. :P