[Whatever Aerith might have been expecting is difficult to tell. For as open as she is about her feelings, it's not always transparent and this is one of those situations where she isn't just wearing those sentiments on the outside. It's not a completely surprising discovery. Confirms that he's not mortal.

...She's never met a god before, though. And it seems like Midgar doesn't really believe in things like that, so it's hard to have anything for comparison. Even the Cetra can't really be likened to gods and she knows very well she wouldn't want to be. The only thing she wants—]

I guess that would leave you pretty busy, wouldn't it?

[Finally, she breaks into a smile. She doesn't know him particularly well, and so she must study him. She doesn't want to push him because she doesn't yet know what he can and can't withstand.]

I've met a lot of different people since I've come here, but you're the first god. I don't know very much about them, so if I ask you something that seems silly, I hope you'll let it go and not take it too personal. It sounds like maybe... you don't share that very often, so I'll keep it between you and me.