I can tell. [ Her voice is a little wry, but certainly not unkind. ] It's good that you've got a friend looking out for you at a big party like this, though. They can be a little scary if you're on your own, huh?

[ That's her tactful way of trying to make sure this girl isn't here on her own. There's a few young children running around and Yuuri would usually assume they're a plus one to someone else, but... ]