Trust is the most precious commodity of all. In the cutthroat world of Sweden's financial elite, no one knows that better than corporate raider David Hammar. Ruthless. Notorious. Unstoppable. He's out to hijack the ultimate prize, Investum. After years of planning, all the players are in place; he needs just one member of the aristocratic owning family on his side - Natalia De la Grip. Love, power, risk. She holds the cards . . . Elegant, brilliant, driven to succeed in a man's world, Natalia is curious about David's unexpected invitation to lunch. Everyone knows that he is rich, dangerous, unethical; she soon discovers he is also deeply scarred. The attraction between these two is impossible, but the long Swedish nights unfold an affair that will bring to light shocking secrets, forever alter a family, and force both Natalia and David to confront their innermost fears and desires. 'I've been searching for this feeling all year: this book left me absolutely breathless.' New York Times bestselling author Christina Lauren 'All in is sexy, smart, and completely unputdownable. Breathtaking, from start to finish. I loved this book, and I can't wait to go whatever Simona Ahrnstedt takes her readers next.' New York Times bestselling author Tessa Dare 'Everything a reader could want!' New York Times bestselling author Eloisa James