When newlywed Ruby Henderson Benoit arrives in Paris in 1939 with her French husband Marcel, war is looming on the horizon, and as France falls to the Nazis, her marriage begins to splinter, too. Charlotte Dacher is eleven when the Germans roll into the French capital. After the Jewish restrictions take effect and Jews are ordered to wear the yellow star, Charlotte can't imagine things getting much worse. But then the mass deportations begin, and her life is ripped forever apart. Thomas Clarke joins the British Royal Air Force to protect his country, but when his beloved mother dies in a German bombing during the waning days of the Blitz, he wonders if he's really making a difference. Then he finds himself in Paris, in the shadow of the Eiffel Tower, and he discovers a new reason to keep fighting, and an unexpected road home. When fate brings them together, Ruby, Charlotte, and Thomas must summon the courage to defy the Nazis, and open their own broken hearts, as they fight to survive.