Only one other person knows that Olivia's perfect life is in fact a desperate tangle of lies: Vivian Tester, the socially awkward, middle-aged housekeeper of a Sussex manor who found the Victorian diary of a pioneering female surgeon on which Olivia's new biography is based.

In a gripping narrative that shifts between London, Sussex, and the idyllic South of France, Olivia and Vivian will learn knife-edged truths about themselves and discover just how far each will go to protect her reputation.