He didn't care for the explanation, and he didn't care that he wasn't specifically targeted. It didn't change the fact that he worried seriously over a practical joke.

"Please refrain from using the library as a personal playground," he lectured calmly as he began returning the books to their proper shelves. Ahh, there really were so many of them. And there wasn't any guarantee that they wouldn't end up back on the floor again, was there?