Passion, redemption, and a battered old suitcase full of secrets: the New York Times-bestselling author of A Hundred Summers returns with another engrossing tale of lost love and female ambition that crosses generations.

Manhattan, 1964. Vivian Schuyler, newly graduated from Bryn Mawr College, has recently defied the privilege of her storied old Fifth Avenue family to do the unthinkable for a budding Kennedy-era socialite: break into the Mad Men world of razor-stylish Metropolitan magazine. But when she receives a bulky overseas parcel in the mail, the unexpected contents draw her inexorably back into her family's past, and the hushed-over crime passionnel of an aunt she never knew, whose existence has been wiped from the record of history.

Berlin, 1914. Violet Schuyler Grant endures her marriage to the philandering and decades-older scientist Dr. Walter Grant for one reason: for all his faults, he provides the...