I originally went to Barnes & Noble to pick up a book that I ordered online. As I always do, I decided to browse the store before picking up the book I ordered. I found myself at a table with books that were Buy 1 Get One 50% off. I saw a book and on the cover has a stack of books with a blue tint added to it, and one of the books had blood on the pages. I remember being interested in it before, but I couldn't remember why I didn't buy it when I first saw it months ago. The book was Eight Perfect Murders by Peter Swanson. __________ Years ago, bookseller and mystery aficionado Malcolm Kershaw compiled a list of the genre’s most unsolvable murders, those that are almost impossible to crack—which he titled “Eight Perfect Murders”—chosen from among the best of the best including Agatha Christie’s A. B. C. Murders , Patricia Highsmith’s Strangers on a Train , Ira Levin’s Death Trap , A. A. Milne's Red House Mystery , Anthony Berkeley Cox's Malice Aforethought , J...