Alix St. Pierre. An unforgettable name for an unforgettable woman. She grew up surrounded by Hollywood glamor, but, as an orphan, never truly felt part of that world. In 1943, with WWII raging and men headed overseas to fight, she lands a publicity job to recruit women into the workforce. Her skills—persuasion, daring, quick-witted under pressure—catch the attention of the U.S. government and she finds herself with an even bigger assignment: sent to Switzerland as a spy. Soon Alix is on the precipice of something big, very big. But how far can she trust her German informant…?

It's 1922 in the Manhattan of gin, jazz and prosperity. Women wear makeup and hitched hemlines - and enjoy a new freedom to vote and work. Not so for Evelyn Lockhart, who is forbidden from pursuing her passion to become one of the first female doctors. Chasing her dream will mean turning her back on her family: her competitive sister, Viola; her conservative parents; and the childhood best friend she is expected to marry, Charlie.

1940: As the Germans advance upon Paris, young seamstress Estella Bissette is forced to flee everything she's ever known. She's bound for New York City with her signature gold dress, a few francs, and a dream: to make her mark on the world of fashion. Present day: Fabienne Bissette journeys to the Met's annual gala for an exhibit featuring the work of her grandmother - a legend of women's fashion design. But as Fabienne begins to learn more about her beloved grandmother's past, she uncovers a story of tragedy, heartbreak, and family secrets that will dramatically change her own life.

French countryside, Present Day: Blythe Bricard is the daughter of famous fashion muses but that doesn't mean she wants to be one. She turned her back on that world, and her dreams, years ago. Fate, however, has a different plan, and Blythe will discover there is more to her iconic mother and grandmother than she ever knew.

England, 1939: The Penrose sisters couldn't be more different. Skye is a daring and brash pilot, and Liberty is the one to defy her at every turn. Even if women aren't allowed in the Royal Air Force, Skye is determined to help the war effort. She's thrilled when it reunites her with her childhood soul mate, Nicholas. She's less thrilled to learn Nicholas is now engaged to an enigmatic Frenchwoman named Margaux Jourdan.