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.

Pearl has given up on her dreams of being a journalist after being denied a promotion because of her gender. Joining the WAAF as a radio telephone operator for Bomber Command, Pearl's new job at RAF Fenthorpe serves two purposes – providing an income for her grandmother, and keeping a close eye on her younger sister, Thea, an instrument repairer at another Lincolnshire bomber station.

When duty calls, East End girl Minnie Wolton isn’t afraid to do her bit. She’s excited to be joining the ATS girls and although she knows life at the barracks will be tough, she’s not one to quit! She just hopes the other girls are all good sorts. With her husband away fighting, Eileen Ruffel is glad of the break from her unhappy marriage. She just wants to make a success of the ATS girls and maybe find happiness too. Along with the other girls, Minnie and Eileen strike up a firm friendship. The training is hard, but they are determined to prove they are the best new recruits.

When Stefania Carmichael steps into the mysterious world of Bletchley Park, she immediately finds herself signing the Official Secrets Act. In whispers, she is told that she’s been recruited because of her talent for languages. Before the war ripped Europe apart, Stefania was living in Rome, charming everyone she met, and engaged to the man of her dreams, handsome and brave Matteo. And now everything has changed. With secrets swirling around the building, Stefania finds it hard to know who to trust, until she forms a close bond with two other new recruits.

As war rages, Barbara Sinclair is desperate to escape her unhappy home life. And with the threat of German bombs ever present, Barbara reluctantly agrees to marry John, her childhood friend, who is leaving to join the RAF. But an encounter with Alex Everton, a dashing Spitfire pilot, complicates matters for Barbara. With emotions running high, she begins to question whether she has made a terrible mistake. With the constant threat of death all around her, Barbara must try to find a way to deal with the complexities of her difficult home life and her emotional relationships, too.

London, 1941. The Blitz. When a Royal Navy memo arrives at head office, requesting female recruits to sign up as motorcycle dispatch riders, delivering highly classified orders across the country, three women jump at the chance to sign up for the most dangerous jobs in London.

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? 

As the Nazi regime crumbles, Hanni hides from her father on the fringes of Berlin. She develops the photographs she took to record the brutality of the camp - the empty food bowls and hungry eyes - and vows to get justice for the innocent people she couldn’t help. But, on the day she plans to deliver these damning photographs to the Allies, Hanni comes face to face with her father again. Reiner Foss is now working with the British forces, his past safely hidden behind a new identity. He will go to deadly lengths to protect his secrets, but Hanni knows she can’t give up her fight. 

October 1940. When VAD nurse Evie narrowly escapes being killed in an air raid during the London Blitz, it propels her to make a life-changing decision to break free of her troubled and unhappy life. She escapes to the Norfolk countryside to start afresh, with a job at the newly opened Great Plumstead Hall hospital, and a wonderful new home at Rookery House. The community of Great Plumstead welcomes evacuees to the village—mothers and children bombed out of their London homes. Sisters Prue and Thea, along with members of The Mother's Day Club, help the new arrivals settle in.

In Secrets at Bletchley Park by Margaret Dickinson, two young women from very different backgrounds meet in the Second World War and are plunged into a life where security and discretion are paramount. But both have secrets of their own to hide.

The three sisters of Victory Walk in East London will face heartache and tears on the home front. As rationing, blackouts and bombs start to bite, life will change forever for the three sisters.

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. 

Berlin, 1941: Margarete Rosenbaum is working as a housemaid for a senior Nazi officer when his house is bombed, leaving her the only survivor. But when she’s mistaken for his daughter in the aftermath of the blast, Margarete knows she can make a bid for freedom.... Issued with temporary papers - and with the freedom of not being seen as Jewish - a few hours are all she needs to escape to relative safety. That is, until her former employer’s son, SS officer Wilhelm Huber, tracks her down. 

It is 1937, and Alice, Edith and Marg continue to face hardships every day, growing up on one of the poorest streets in Blackpool. Penniless, their friendship has helped them survive this far, but it'll take more than that to see them through the dark days ahead. Alice is coping with a violent father. Marg is left reeling after a dark secret about her birth comes to light and threatens to destroy the life she knows, and Edith is fighting to protect her alcoholic mother from the shame of their neighbours and keep her brother on the straight and narrow. 

Alice is nursing an injured hand and a broken heart when she moves to the village of Churchwood at the start of WWII. She is desperate to be independent but worries that her injuries will make that impossible. Kate lives with her family on Brimbles Farm, where her father and brothers treat her no better than a servant. With no mother or sisters, and shunned by the locals, Kate longs for a friend of her own. Naomi is looked up to for owning the best house in the village. But privately, she carries the hurts of childlessness.