He nods, and she smiles, warm and bright, pleased to see him. She tilts her head slightly and waves him over with a look that clearly says why are you even standing all the way over there, come on, which she follows by patting the empty stool beside her.

He's definitely a friend. This is on top of being (to her thinking, anyway) the other half of her questioning-and-poking-at-things efforts by virtue of being one of the first people she met and the one she's talked to the most about them. And they're both alive after all the crap that just went down; surely this is reason to celebrate.