Liverpool, 1940. Journalist Ruth Holt is struggling in the terror of the Blitz when her young son is suddenly snatched away in broad daylight. Soon after, the kidnappers’ demands arrive. They are working with the Nazis, and she has no choice but to co-operate, or the authorities will learn that she is harbouring secrets of her own. Ruth’s job gives her access to critical information, and if she does not share it with Britain’s enemies, her child will face the consequences. Desperate, she falsifies information, lying to everyone: her employers, her family and her lover.

Guernsey, 1940. As war storms through Europe, Churchill orders the evacuation of all military personnel from the island. Boats ferry soldiers and vulnerable young children to England, leaving their parents and loved ones behind to face the invading German army on their own. One of the few remaining policemen on the island, Jack must protect not only his friends and family, but also the woman he loves: Johanna, a Jewish nurse from Germany, whose secret faith could prove fatal to them both.

Since her husband, Josef, joined the Czech resistance three years ago, Anna Dankova has done everything possible to keep her daughter, Ema, safe. But when blonde haired, blue-eyed Ema is ripped from her mother’s arms in the local marketplace by the dreaded Brown Sisters, nurses who were dedicated to Hitler’s cause, Anna is forced to go to new extremes to take back what the Nazis have stolen from her. Going undercover as a devoted German subject eager to prove her worth to the Reich, the former actress takes on a role of a lifetime to find and save her daughter.

July, 1940. Blitz-ridden London: Marnie Fern’s life is torn apart when her grandfather is killed in an air raid. But once she discovers that he’d been working undercover as a radio operative – or pianist – for the Dutch resistance, Marnie knows she must complete his mission – no matter the cost. Nazi-occupied Amsterdam: At the other end of the wireless, fellow pianist Corrie Bakker is caught in a dangerous game of cat-and-mouse as she desperately tries to keep her loved ones out of the line of fire – even if it means sacrificing herself.

Along a blacked-out wartime street a girl is scurrying, a basket on one arm. As sirens begin and bombs crash down, she is filled with panic and, with a heavy heart, abandons her burden in a sheltered doorway, meaning to return later. Even as she disappears in the resulting chaos, the bundle in the basket begins to wail.

Three very different girls sign up as trainee nurses at a big London teaching hospital in 1934. Dora leaves her overcrowded, squalid working-class home for a better life. But has she got what it takes to keep up with other, better-educated girls? And will her hated stepfather ever let her go? Helen is born for the job; her brother is a doctor, her all-powerful mother a hospital trustee. But will Helen’s secret misery be her downfall? An aristocratic rebel, Millie’s carefree attitude will find her up in front of Matron again and again. Will she ever care enough to make a nurse? Or will she go back to the glamorous life she was born to?

Sixteen-year-old Charlotte Kirby believes she's all alone in the world when her mother is killed in a bombing raid. But then a mysterious aunt comes forward and offers her a home in the small Yorkshire village where she and her husband George run the local pub. Charlotte finds it hard to adjust to rural life. She doesn't mind helping out in the pub, but she can't understand why her Aunt Hilda seems to resent her so. When a group of French orphans are brought to live in the big house, Charlotte volunteers to help look after them.

When Katja Heinz secures a job as a typist in Hamburg working for Doctor Viktor’s clinic, she doesn’t expect to be writing up top secret medical records. Doctor Viktor treated soldiers for PTSD at the end of the first world war – and one of the patients was none other than Adolf Hitler.... The notes in his possession declare Hitler unfit for office; exposing such a secret would destroy the Fuhrer's reputation, and perhaps even change the course of the war.

September 1939. London is in blackout; war has been declared, but Dulcie Treadwell can think only of her heartbreak over American broadcaster, Glenn Reeves, who didn’t say goodbye before leaving for Berlin. Posted to Bletchley Park, Dulcie must concentrate on helping the war effort by cracking the German Enigma codes. The hours are long and the conditions tough, with little recognition from above. Until she breaks her first code. Dulcie finally settles into something she was born to do. But just as she’s proving her worth, a shocking betrayal leads to Dulcie’s brutal dismissal.

It is two years before the outbreak of World War 1, and the Oakley family are typical of their time. Andrew has been clerk at a City solicitors for twenty years. Alice, his wife, keeps the home fires burning. Their sons plan on becoming skilled apprentices. And Mabel, their daughter, says she would rather die than go into domestic service like her cousin. She is going to go to train as a secretary. Andrew Oakley little imagines, as he sets off for work one February morning, that their lives are about to change in the most dramatic and tragic fashion.

Artist Marguerite Segal is recruited by British Intelligence into befriending Etienne Valade, a local priest. Her mission is to persuade him to pass on information from the high-ranking German officers who attend his church: evidence of their war crimes. Connected by a passion for art, Marguerite and Etienne soon fall in love, but their association increasingly puts her at danger of violent reprisals. With his church frequented by Nazis, Etienne is a suspected collaborator, and distrust is high.

Paris, 1942. As the Germans occupy the city she calls home, Adele Basset is determined to keep her pupils' spirits up. Their dance class offers a moment of solace in the dark days of occupation. But when the Germans demand the names of her Jewish students, Adele is spurred into action. She can't stand silent while they're taken from her. Hiding her Jewish pupils in the school attic, Adele puts her life on the line in search of an escape.

It's 1938, and Cadi is chosen to be Rose Queen in the annual Rose Fete. She is thrilled to be treated like royalty for the day. But deep down she is desperate to leave the Welsh mining community where she grew up. When war is declared, Cadi and her best friend, Poppy, see a chance to escape. Cadi leaves behind her parents and local boy Aled, whom she is meant to marry, for Liverpool.

1941. The Blitz rages over London. And even in Cornwall, the war is being fought. When Violet loses her sister in the Blitz, she must take her nieces to safety in Cornwall. On the coast, she meets carefree chorus girl Eva, who is also running from the dangers of London. But Porthcurno hides a secret military base, and soon Violet and Eva realise there’s a battle to fight in Cornwall, too. Together with local Hazel, who works on the base, they must come together to help the war effort. But will their friendship be enough to keep them safe? 

On the eve of a world war, a forbidden love will blossom in the garden of a stately home, where one young woman will make a choice that will change her life forever. As the storm clouds of war gather, Cordelia seeks refuge in the grounds of her family estate. Handsome landscaper Isaac has recently arrived to tend to the gardens, and the connection between him and Cordelia is as immediate as it is forbidden. Isaac begins to secretly teach her how to cultivate the gardens, so when he and all the young men are called away to war, Cordelia takes over.