The fact that Dany stood out on the balcony hoping Jon would return
even though she saw him get dragged into freezing water by three wights.
The fact that he did come back.
The fact that Dany is clearly really self-conscious about being unable to have a child and Jon seems to be sad about that ONLY because it makes her sad and he apparently cannot allow anything to make her sad ever again.
The fact that Jon looks absolutely desperate to comfort her and holds onto her hand like it’s his damn lifeline.
The fact that Jon wants Dany as his queen whether she can produce an heir or not because he realizes that she’s every bit as brave and compassionate as he is.
The fact that in his sleepy puppy state he couldn’t help just calling her “Dany” because he already feels that comfortable with her.
THE FACT THAT JON LOVES DANY.
THE FACT THAT DANY LOVES JON.