When Sophie Weiss boards the SS St Louis, she has no reason to stay in Germany. The Nazis have taken everything from her, and her only hope is escape. But when she meets fellow Jewish refugees Rosa, Hannah and Rachel on board, the friendship they form gives Sophie hope that there can be happiness in her future, after all.

Austria, 1938. After years of hardship, Ella is full of hope for a better future for Austrians, and when Hitler marches into Linz, she can’t help but become swept up in the euphoria of her boyfriend, Max. But she soon realises her mistake. When she witnesses a woman being shot in the street and a childhood friend’s Jewish department store is closed down, she knows she must do something. It’s a dangerous time to be a resistor, especially when her fascist boyfriend proposes to her.

But while Sophie, a third-year medical student, works long days and nights saving casualties of war at the American hospital, and waits anxiously for news of her fiancé from the front line, her recently widowed twin, Adèle, is determined to enjoy her freedom. Nothing – not the bombs, the curfews or the Nazi officers sidling up to her in nightclubs – can stop her from indulging in the temptations of Parisian society as she accompanies their father to glamorous parties.

Occupied Poland, 1942: Despite the constant presence of German soldiers in her village, Emilia is allowed certain freedoms as a midwife—the most precious is innocently cycling past Nazi checkpoints to the homes of expectant mothers on her rounds. But Emilia has a secret: for years she’s also been visiting the hidden Jewish mothers and working for the resistance…until she is betrayed.

Anna is distraught when her beloved mother, Ines, passes away. She inherits a box of papers, handwritten in Italian and yellowed with age, and a tantalizing promise that the truth about what happened during the war lies within. The diaries lead Anna to the small village of Rofelle, where she slowly starts to heal as she explores sun-kissed olive groves, and pieces together her mother’s past: happy days spent herding sheep across Tuscan meadows cruelly interrupted when World War Two erupted and the Nazis arrived....

France, 1942. At the end of the day, the schoolteacher releases her pupils. She checks they have their identity passes and warns them not to stop until the German guards have let them through the barrier that separates occupied France from Free France. As the little ones fly across the border and into their mothers' arms, she breathes a sigh of relief. No one is safe now. Not even the children.

Londoner Madeleine Grant is studying at the Sorbonne in Paris when she marries charismatic French journalist Giles Martin. As they raise their son, Olivier, they hold on to a tenuous promise for the future. Until the thunder of war sets off alarms in France. Staying behind to join the resistance, Giles sends Madeleine and Olivier to the relative safety of England, where Madeleine secures a job teaching French at a secondary school. Yet nowhere is safe. After a devastating twist of fate resulting in the loss of her son, Madeleine accepts a request from the ministry to aid in the war effort.

Tuscany, 1944. As Cara runs into the grand entrance hall of the Villa Rosa, she flies to a stop. There is a gun pointing straight at her head, a Nazi staring down at her from the steps above. But even as her heart thumps so loudly she is sure it will jump out of her chest, she keeps smiling, desperately hoping that he won’t spot the precious diary she has hidden under her shirt. Because if he does, it’s not just her life at stake....

I sent 19-year-old Phyllis, my youngest recruit, into a city crawling with enemy soldiers. And this beautiful house on a tree-lined street, the headquarters of cold-hearted German soldiers, was the last place she was seen. I trail my fingers along the gilded furniture and see the light dance off the glittering chandeliers. On the top floor, I find the dates inscribed by beaten prisoners, and I know my girl was shown no mercy.

Italy, 1945. "Where am I"? The young man wakes, bewildered. He sees olive trees against a bright blue sky. A soft voice soothes him. "We saw you fall from your plane. The parachute saved you". He remembers nothing of his life, or the war that has torn the world apart...but where does he belong? England, present day. Antique-shop-owner Susannah wipes away a tear as she tidies her grandmother’s belongings. Elsie’s memories are fading, and every day Susannah feels further away from her only remaining family.

Paris, 1944. “Traitor!” yells the crowd as they push me down onto a stool. “Nazi collaborator.” Tears blur my vision as the razor grazes my scalp, waves of blonde hair falling to the ground. As men paint a swastika across my face, I hold onto one small glimmer of hope. They have no idea who I am.

Juliana Chastain doesn't know anything about her family history. While her mother was alive she remained very secretive about her past. So when Juliana discovers a photograph of a glamorous French actress from World War Two amongst her mother's possessions, she is in shock to find herself looking at her grandmother - especially as she is arm in arm with a Nazi officer.... Desperate for answers, Juliana is determined to trace the journey of her grandmother. Surely there is more to the photograph than meets the eye?

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.

1940. In a world newly burning with war, and in spite of her American family’s wishes, Virginia d’Albert-Lake decides to stay in occupied France with her French husband. She’s sure that if they keep their heads down, they’ll survive. But is surviving enough? Nineteen-year-old Violette Szabo has seen the Nazis’ evil up close and is desperate to fight them. But when she meets the man who’ll change her life only for tragedy to strike, Violette’s adrift. 

In enemy-occupied Paris, as the locals go to bed starving and defeated by the war, music and laughter spills through the door of a little restaurant, crowded with German soldiers. The owner, Marianne, moves on weary feet between its packed tables, carrying plates of steaming, wholesome food for the enemy officers. Her smile is bright and sparkling, her welcome cordial. Nobody would guess the hatred she hides in her heart. That night, the restaurant closes its doors for the final time.