[When she's run into there's a bit of a grunt out of her because oh my god... Though it wasn't really the first time she'd been run into by some stranger. Except that this wasn't really a stranger. That much was obvious the moment she heard his voice, saw that shield form around him.]

Hey, it's not a big deal. They're just books.

[Once that shield is dropped she bends down to help pick up the rest of her books. However, there was something that she'd noticed.]

What's wrong with your arm, Ronny?