But start thinking about it, and you just have to wonder a bit.

It may just be the angel - But is his side tilting? Good luck sleeping through the night!
Is there no place on earth that two people can get a little privacy?
That must have been a heck a of climb. And she carried a heavy book all of the way up?
SHE BROUGHT A BOOK?
MY guess is the she carried the book, AND HE CARRIED EVERYTHING ELSE!
She must have said NO more than a few times - It looks like the guy is thinking of just dropping off the edge.
If he did, would she even notice?

There's a lot more to be said, feel free to add your own observations.
