"Girl 4" by Will Carver is a trade paperback book published by Penguin Random House in 2014. It is part of the Di January David series, with a total of 368 pages. The book falls under the genre of fiction and is aimed at a trade audience. The plot revolves around themes of crime, thrillers, suspense, mystery, and detective work. With the author known as Will Carver, this novel is sure to captivate readers with its intricate storytelling and intriguing plot twists.