Juliette and her husband have finally made it to France on the romantic getaway of her dreams—but as the days pass, all she discovers is quite how far they’ve grown apart. She’s craving a new adventure, so when she happens across a tiny, abandoned shop with a for-sale sign in the window, it feels fated. And she’s about to learn that the forgotten bookshop hides a lot more than meets the eye.

Windsor, 1940: War rages, and as bombs rain down across Britain, nowhere is safe: not even a royal palace. Secretly tasked with foiling a suspected plot, Sophie Klein is placed in the Royal Library at Windsor castle, where the princesses reside. But when she learns that Windsor is compromised, Sophie must sacrifice everything she knows to save the future queen of England. Philadelphia, Present day: Digging into her great aunt’s family tree, Lacey Turner comes across a mysterious book bearing the stamp of Windsor Castle’s royal bindery. But how did it come to be in her family’s possession?

But while Sophie, a third-year medical student, works long days and nights saving casualties of war at the American hospital, and waits anxiously for news of her fiancé from the front line, her recently widowed twin, Adèle, is determined to enjoy her freedom. Nothing – not the bombs, the curfews or the Nazi officers sidling up to her in nightclubs – can stop her from indulging in the temptations of Parisian society as she accompanies their father to glamorous parties.

In the chaotic aftermath of World War II, American college girl Charlie St. Clair is pregnant, unmarried, and on the verge of being thrown out of her very proper family. She's also nursing a desperate hope that her beloved cousin Rose, who disappeared in Nazi-occupied France during the war, might still be alive.

1995, London. When Sir James Harrison, one the greatest actors of his generation, passes away at the age of 95 he leaves behind not just a heartbroken family but also a secret so shocking, so devastating that it could rock the English establishment to its core. Joanna Haslam is an ambitious young journalist assigned to cover the legendary actor's funeral. The great and the good of the celebrity world are there. But Joanna stumbles on something dark beneath the glamour: the mention of a letter James Harrison has left behind, the contents of which others have been desperate to conceal for over 70 years.