Prophecy of the Sisters

Michelle Zink's Prophecy of the Sisters officially comes out from Little, Brown on August 1, but has been seen in book stores already.  (Its awesomeness cannot be contained!)  The synopsis: "After finding an ancient tome called the Book of Chaos in her dead father's library, sixteen-year-old Lia Milthorpe discovers she's the key to a legendary biblical prophecy."

Having read an advance copy, I can tell you Lia discovers more than that.  The novel begins, suitably enough, in a graveyard, and grows