Rabastan closed the book and added his sheaf of parchment to the small pile Hermione had already acquired. "You know," he said, stretching just a bit, "It's rather close to dinner. Would you want to join me back at my home? I could give you a tour of the library, my collection is much like what you've seen today."
Inviting a mudblood back to the Lestrange summer home? Was he absolutely daft?