East Village, 1989. Things had never been easy between Ava Fisher and her estranged mother Ilse. Too many questions hovered between them: Who was Ava's father? Where had Ilse been during the war? Why had she left her only child in a German orphanage during the war's final months? But now Ilse's ashes have arrived from Germany, and with them, a trove of unsent letters addressed to someone else unknown to Ava: Renate Bauer, a childhood friend. As her mother's letters unfurl a dark past, Ava spirals deep into the shocking history of a woman she never truly knew. Berlin, 1933. As the Nazi party tightens its grip on the city, Ilse and Renate find their friendship under siege - and Ilse's increasing involvement in the Hitler Youth movement leaves them on opposing sides of the gathering storm. Then the Nuremburg Laws force Renate to confront a long-buried past, and a catastrophic betrayal is set in motion ...