The real-life story of one working wife and mother who became a hero to hundreds during World War II. In 1939 Poland, Antonina Zabinska and her husband, Dr. Jan Zabinski, have the Warsaw Zoo flourishing under his stewardship and her care. When the Germans invade their country, they are forced to report to the Reich's newly appointed chief zoologist, Lutz Heck. To fight back on their own terms, Antonina and Jan covertly begin working with the Resistance....

Warsaw, December 1945: the Second World War is finally over and Mathilde is treating the last of the French survivors of the German camps. When a panicked Benedictine nun appears at the clinic one night begging Mathilde to follow her back to the convent, what she finds there is shocking: a holy sister about to give birth and several more in advanced stages of pregnancy.

As a social worker, Irena had access to the Warsaw Ghetto, making it possible for her to rescue the daughter of a Jewish friend and safely hide the young girl with a Catholic family. Realizing that thousands of children were still in danger, Irena recruited sympathetic friends and co-workers to smuggle children out and place them in safe homes, farms and convents. At great personal risk, she devised extraordinary schemes to sneak the children by Nazi...

Summer 1939. Harry, a translator at the British Embassy in Warsaw, is falling in love with Polish waitress Kasia. When German tanks roll into Poland, and Britain declares war on Germany, Harry and Kasia face terrible choices. With her life in grave danger, can Harry help her, and if he can, how will he ever explain himself to Lois Bennett, the girl he left behind in Manchester?

A superlative saga of courage and compassion, it tells the extraordinary true story of a Polish boy who seeks the kindness of others in his solitary struggle to outlast the Nazi occupation and keep alive his Jewish faith.