When Sophie Ellis is asked to house-sit at a luxurious Knightsbridge townhouse, it appears to be the offer of a lifetime. Drawn into the glittering circle of the home's owner, she meets wealthy American businessman Nick Cooper and is swept up into a thrilling and passionate affair. But when Nick is found dead in his hotel suite, Sophie is suddenly the prime suspect for his murder, and soon realises Nick was not the man he seemed. Racing to find the truth and clear her name, Sophie must elude not only the authorities but also a group of dangerous players who believe Sophie has something that they want. And who won't stop until she's caught.