New York socialite Caroline Ferriday has her hands full with her post at the French consulate and a new love on the horizon. But Carolines world is forever changed when Hitlers army invades Poland in September 1939--and then sets its sights on France.An ocean away from Caroline, Kasia Kuzmerick, a Polish teenager, senses her carefree youth disappearing as she is drawn deeper into her role as courier for the underground resistance movement. In a tense atmosphere of watchful eyes and suspecting...