As England prepares to fight the Nazis, three very different women answer the call to mysterious country estate Bletchley Park, where the best minds in Britain train to break German military codes. Vivacious debutante Osla is the girl who has everything - beauty, wealth, and the dashing Prince Philip of Greece sending her roses - but she burns to prove herself as more than a society girl, and puts her fluent German to use as a translator of decoded enemy secrets.  

A door slammed and the unmistakable sound of boots came crashing up the hall. Liese held her little daughter’s hand so tightly, the tiny fingers had turned purple. The SS officer’s hand was at Liese’s throat before she saw him move. "I can kill you easily, then I can kill your daughter." He relaxed his grip a little. "Or perhaps I could kill her first?" England, 40 years later. When Karen Cartwright is unexpectedly called home to nurse her ailing father, she goes with a heavy heart. 

Would you risk your life to save just one person? An incredible story of love, hope, and friendship; and a testament to humanity and courage in history’s darkest days. 1941, Nazi-occupied Amsterdam. Professor Josef Held has never recovered from the loss of his beloved wife - and has no intention of ever letting anyone new into his quiet, safe world. But then the Nazis come for the Jews - and Mrs Epstein is killed. And Josef, in an impulsive act of courage, offers his student Michael Blum a place to hide.

As the German Luftwaffe begin a terrifying bombing campaign that will come to be known as the Blitz, thousands are evacuated to safety. But Lizzie Mackenzie finds herself heading toward London. She knows she must help in the war effort. But she has another reason for leaving the security of her Scottish village: the illegitimate child she gave up for adoption nearly five years before is somewhere in the city. And - as the bombs rain down - she will stop at nothing to find her and make sure her little girl is safe. 

In the dead of night, a Czech farm girl and a British soldier travel through the countryside. Izabela and prisoner of war Bill have secretly married and are on the run, with Izzy dressed as a man. The young husband and wife evade capture for as long as possible - until they are cornered by Nazi soldiers with tracking dogs. Izzy's disguise works. The couple are assumed to be escaped British soldiers and transported to a POW camp. However, their ordeal has just begun.

Present day, London: When Sophie discovers a photograph of her great aunt Vivi from World War II, it throws her into a world of confusion. Because, as she learns about this secret relative, she quickly realizes that the photograph doesn’t fit with her family’s story. It shows Vivi leaving an address associated with a spy network in London - a place she had no reason to be - and it is dated right before she disappeared. 

Venice, 1943. The world is at war, and Stella Jilani is leading a double life. By day she works in the lion’s den as a typist for the Reich, by night she risks her life as a messenger for the Italian resistance. London, 2017. Luisa Belmont finds a mysterious old typewriter in her attic. Determined to find out who it belonged to, Luisa delves into the past and uncovers a story of fierce love, unimaginable sacrifice and ultimately the worst kind of betrayal.

As the dutiful daughter of a high-ranking Nazi officer, Hetty Heinrich is keen to play her part in the glorious new Thousand Year Reich. But she never imagines that all she believes and knows about her world will come into stark conflict when she encounters Walter, a Jewish friend from the past, who stirs dangerous feelings in her. Confused and conflicted, Hetty doesn’t know whom she can trust and where she can turn to, especially when she discovers that someone has been watching her. 

It is 1939, and working-class Evie Bishop has received a scholarship to study mathematics at Oxford when tragedy turns her life upside down. Evie must seek a new future for herself and, inspired to contribute to the war effort, joins the Women’s Auxiliary Air Force as an Ops Room plotter. Posted to a fighter station on the Sussex Coast, Evie befriends two other WAAFs. But the German bombers seem to know more than they should about the base’s operations, and soon Evie, May and Jess are caught up in a world more dangerous than they ever imagined. 

England, 1939: The Penrose sisters couldn't be more different. Skye is a daring and brash pilot, and Liberty is the one to defy her at every turn. Even if women aren't allowed in the Royal Air Force, Skye is determined to help the war effort. She's thrilled when it reunites her with her childhood soul mate, Nicholas. She's less thrilled to learn Nicholas is now engaged to an enigmatic Frenchwoman named Margaux Jourdan. 

A daring WWII pilot who grew up among the clouds, Juliet Caron’s life was one of courage, adventure - and a love torn apart by war. Every nook of her Cornish cottage is alive with memories just waiting to be discovered. Katherine Henderson has escaped to Cornwall for Christmas, but she soon finds there is more to her holiday cottage than meets the eye. And on the eve of Juliet’s 100th birthday, Katherine is enlisted to make an old lady’s final Christmas wish come true....

It's 1913, and on the surface, Laura Lyons couldn't ask for more out of life - her husband is the superintendent of the New York Public Library, allowing their family to live in an apartment within the grand building, and they are blessed with two children. But headstrong, passionate Laura wants more, and when she takes a leap of faith and applies to the Columbia Journalism School, her world is cracked wide open.

In the small French town of Colmar, swastikas hang from lampposts, tanks are lined up outside the town hall, and 21-year-old Marie-Claire is in love. She will do anything for her childhood friend Jacques, including spying on her German boss, Dietrich Kurtz. Anything to make Jacques see her in a new light, as something more than just a silly little girl. But when Jacques rejects her, everything changes. Mortified and stung, Marie-Claire feels the need for revenge. She turns her back on those she loves and is catapulted into a new life. 

December 1940. As German bombs fall on Southampton, England, the city's residents flee to the surrounding villages. In Upton village, amid the chaos, newly married Ellen Parr finds a girl asleep, unclaimed at the back of an empty bus. Little Pamela, it seems, is entirely alone. Ellen has always believed she does not want children, but when she takes Pamela into her home, the child cracks open the past Ellen thought she had escaped and the future she and her husband, Selwyn, had dreamed for themselves. As the war rages on, love grows where it was least expected, surprising them all.

Lina Meisel, a retired librarian in Florida, is reading the newspaper one morning when she freezes. Her eyes lock on a photograph of a book she hasn’t seen in 65 years - a book she recognizes as The Book of Lost Names. The accompanying article discusses the looting of libraries by the Nazis across Europe during World War II - an experience Lina remembers well - and the search to reunite people with the texts stolen from them so long ago. The book in the photograph is one of the most fascinating cases.