Mr. Fox by Helen Oyeyemi
Summary from Goodreads : Fairy-tale romances end with a wedding. The fairy tales that don't get more complicated. In this book, celebrated writer Mr. Fox can't stop himself from killing off the heroines of his novels and neither can his wife, Daphne. It's not until Mary, his muse, comes to life and transforms him from author into subject that his story begins to unfold sifferently. Meanwhile, Daphne becomes convinced that her husband is having an affair and finds her way into Mary and Mr. Fox's game. And so Mr. Fox is offered a choice: Will it be a life with the girl of his dreams or a life with an all-too-real woman who delights him more than he cares to admit? I once expressed my difficulty in pinning down Oyeyemi's style. It's been roughly a month since I read Mr. Fox, and I still have that exact same feeling. The best I could come up with is that there is a bit of Neil Gaiman in it, with her eye for the macabre and the bizarre. And a tad of Paul Auster...