This summary describes a book report about a story where Gracie is attacked by werewolves but is saved by a black wolf named Sam who turns into a human. The story is part of a series of 4 books that have been very popular downloads and purchases. While initially people did not realize it was about werewolves, once that was discovered, sales increased greatly. The book also describes Sam's importance to Gracie as her boyfriend and her efforts to keep him warm to prevent him from turning back into a wolf during the winter.