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.

It’s 1942, and London remains under constant threat of enemy attack as the second world war rages on. In the Bethnal Green neighborhood, Nellie Morris counts every day lucky that she emerges from the underground shelters unharmed, her loving family still surrounding her. Three years into the war, she’s grateful to hold onto remnants of normalcy—her job as assisting the mayor and nights spent at the local pub with her best friend. But after a chance encounter with Ray, an American airman stationed nearby, Nellie becomes enchanted with the idea of a broader world.

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.

Abandoned by her father and neglected by her self-centered, unstable mother, Sheila McGee cannot wait to escape the drudgery of her mill village life in Northern Ireland. Her classic Irish beauty helps her win the 1941 Linen Queen competition, and the prize money that goes with it finally gives her the opportunity she's been dreaming of. But Sheila does not count on the impact of the Belfast blitz which brings World War II to her doorstep. Now even her good looks are useless in the face of travel restrictions, and her earlier resolve is eroded by her ma's fear of being left alone.

London, 1935. Ruby is always hungry, but she will go without if it means her young brothers can eat. 1930s Bermondsey might be called the larder of London, with its pie, pickle and jam factories, but for the poor working classes, starvation is often only a heartbeat away. When Ruby's neighbour suggests she ought to go to the Methodist Mission for free food, Ruby knows her father will be furious, but she has no other option.

A heartbreaking, enthralling and utterly unforgettable World War 2 story of two young sisters cruelly abandoned by their mother at an orphanage. 1929: four-year-old Etty and eight-year-old Dorothy are abandoned at Blakely Hall orphanage by their mother, never to see her again. With no other family to speak of, the sisters worship their beloved mam - and they are confused and heartbroken to be deserted by her when they need her the most.

1950. In the wake of the war, Audrey Clarkson leaves her manor house in England for a fresh start in America with her young son. As a widowed war bride, Audrey needs the support of her American in-laws, whom she has never met. But she arrives to find that her longtime friend Eve Dawson has been impersonating her for the past four years. Unraveling this deception will force Audrey and Eve’s secrets - and the complicated history of their friendship - to the surface.

England, 1941: Life has always been cruel to Ethel. Raised in an orphanage by a merciless mistress, she never knew the meaning of love. And now she has fallen for the one man who is forbidden to her - Karl, a German held captive in the local prisoner-of-war camp. He might be the enemy, but he has her heart. When Ethel discovers she’s pregnant, she is labelled a traitor and shunned by all. The love of her life is torn away from her, but she vows to protect their precious daughter. But the unthinkable happens....

Southampton 1940. Abandoned when she was tiny, Maisie Reynolds was separated from her twin brother and forced to grow up in Holly Bush orphanage - a place where she has never known love or kindness. But with the world at war and Hitler’s devastating bombs coming ever closer, fate has other plans for Maisie, and a secret from her past changes everything. When she meets handsome Canadian paratrooper Cam, Maisie learns that love might not be lost to her after all - but not before her past life and D Day bring a tragic twist to her happiness.

As the Nazis’ relentless bombs fall during the Blitz of Coventry, six-year-old Rose Sherbourne finds herself orphaned and under the guardianship of a Cornish farmer's daughter, Elenor Cardew. Elenor knows that the only way to protect spirited Rose is to leave the city and make a new life for themselves away from harm. But soon Elenor discovers that Hitler’s firestorm is not the only thing she must fear when she learns a devastating secret about Rose....

Alice Lake has arrived in London from Liverpool to start her training as a District Nurse, but her journey has been far from easy. Her parents think that she should settle down and get married, but she has already had her heart broken once and isn’t about to make the same mistake again. Alice and her best friend, Edith, are based in the East End, but before they’ve even got their smart new uniforms on, war breaks out, and Hitler’s bombs are raining down on London.

1942, Manchester. World War II is in full swing, and Lily Mullins is determined to do her bit for the war effort. Her friends and sweetheart have all joined up, and Lily's sure there must be a role for her that goes further than knitting socks for the troops! When she decides to volunteer for the Women's Auxiliary Air Force, Lily soon discovers that she has a talent as a wireless operator. Helped along the way by a special gang of girls, she finds strengths she didn't know she had and realises that the safety of the country might just be in her hands....

England, 1943: Home is no longer safe for eight-year-old twins Molly and Jacob. Night after night, wailing bombs and screeching planes skim the rooftops overhead. They cradle each other, shivering in terror, not knowing if they'll live to see dawn. Their mother, Martha, has no choice but to evacuate them to the safety of the countryside. At the train station, Martha bites back tears as she says good-bye to her precious children. Knowing she might never see them again, she gives Jacob a letter, pressing the envelope into his hands and telling him to only read it if they are in danger.

Liverpool, 1939. Bella Rogers thought her life was just starting; she can’t wait to get married to her childhood sweetheart, Bobby. But when war is declared and Bobby is called up, his letters stop, leaving Bella heartbroken and alone. Then her family is torn apart by tragedy when her angelic 5-year-old sister dies from a terrible illness. They can barely afford a funeral, but the church is packed with the entire community, devastated for their loss. Grieving for her sister and lost love, Bella finds a job at the Bryant and May factory, making matches.

As Hitler’s bombs rain down on a battered and beleaguered Britain, Ruby Shadwell is dealt the most devastating blow - her entire family lost during the Coventry Blitz. Alone and with the city in chaos, Ruby is determined to survive this war and rebuild her life. And a chance encounter with street urchin Tommy gives Ruby just the chance she needs.... Because Tommy brings with him Canadian Sergeant Jean-Paul Clayton. Jean-Paul is drawn to Ruby and wants to help her, but Ruby cannot bear another loss.