Now this sounded more like the Snape she had known, but the sneer was a bit... off. In class, Professor Snape's sneer had been effortless and deadly.
"We stock a wide variety of books. But the interesting ones are in the back room, and in certain alcoves. I keep the rare and first editions locked up, and the dangerous ones under wards. Perhaps you'll find something of interest there."
She wondered if she should mention exactly what one of the alcoves held, but decided to hold her tongue for now.