New York Times bestselling author Lisa Birnie investigates the true story of two women and their roles during the Holocaust. When Mania Kroll was seven years old, her aim in life was to become Poland's Shirley Temple. But when Germany invaded Poland in 1939, her life was drastically changed. Fast forward to 1976 and Mania, now an adult living in Toronto, hires a cleaning lady, Johanne, who she believes to recognise as a concentration camp guard...