Provence, 1940. Thrown out of occupied Paris by the Nazis, brave, beautiful Mathilde finds refuge with her cousin in Provence, where she’s soon drawn into the Resistance movement. Secrecy and subterfuge are her constant companions in her life on the run, where passions run high and betrayal is a constant threat. But Mathilde’s greatest pain and greatest joy are wrapped up in the most heartbreaking secret of one she must hide even from her beloved husband, and keep for the rest of her days. Paris, present day. Juliette’s life should be perfect, with her bookshop established and her long-term relationship feeling settled, but something just isn’t clicking. Her thoughts turn to tracing her roots. Why did her French grandmother spend most of the war in Provence, after being expelled from Paris? An old photograph will lead Juliette to a crumbling château, where she uncovers a story that will change her life in the most unexpected way….