The book intrigued Casimir. It was ancient, giving the indication that it was written many, many years ago by some unknown author. Unknown to him at least. What was most intriguing about the tome was its scratched out title. Now Casimir was really curious, and had half a mind to simply put Artemis to sleep, wipe his mind, and keep the book for himself. 
But he couldn't do that, particularly to someone who had done him no wrong. 

"Mind telling me what's on the first page? Reading is something I enjoy doing, particularly when the content has been hidden away as this book would suggest...."