"I'm going to have to disagree with you there." She gave him a pointed look. "To be fair, Draco, there was a reason I had to fret over how you spent your time. A very valid reason." He'd been doing things that would have caused anyone to be suspicious. "Fretting over my book choices hardly seems to be the same." Maybe it was low of her to bring it up, but the two things were very different.
She glanced at him and then the book. "I'm actually in the process of finding new novels to read, if you must really know." Her brows arched up at him. "And you, what are you here to pick out?" If they were going to have this conversation she might as well try to be polite.