And When She Was Good by Laura Lippman
From the New York Times bestselling author of Sunburn Heloise is a single mum, who runs her own business and keeps herself to herself. But Heloise's business is one that takes place in discreet hotel rooms. For the right money, she can be the woman of your dreams. But now her accountant is starting to ask questions, her long-time bodyguard is hinting at new dangers, and in the local news, a so-called suburban madam has been found dead in her car. With nothing as it seems, how will Heloise secure the safety of herself and her son?