Berlin, 1936. The Landau family are at the heart of their community, running a music shop in Berlin and just trying to survive. But their lives are unravelling as Hitler's power increases and the treatment of Jewish families deteriorates. Eldest daughter, Rachel, fears for her sisters' future and will do anything she can to keep them safe. Will she find hope in the darkness? Paris, 1936. As whispers of war travel over from Europe, American debutante Kay escapes her mother's grasp and travels as a reluctant spy from Paris to Berlin. But a chance meeting with the Landau family will change her life forever. Kay is determined to give Rachel and her sisters a fighting chance in a society where the youngest are paying the ultimate price, even if it means making dangerous enemies along the way... As the world marches toward war, these brave women will find strength in joining forces to save the ones they love. But they will need the support of one another more than they will ever realise in order to survive...