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. 

Liverpool, 1943. For Bella Rogers, life is looking up. She loves performing with The Bryant Sisters, the trio of singers who have become the country’s sweethearts, putting a smile on the faces of the brave boys fighting the Nazis. But then tragedy strikes when a telegram arrives: Bella’s beloved father has been killed in France. 

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.

September 1940. As the bombs of the Blitz fall on London, Ruby and Stevie are falling in love. United by a shocking experience when they were evacuees, Ruby believes that she understands Stevie like nobody else can. But then Stevie is sent abroad into danger, and as Ruby waits desperately for letters with foreign stamps that never come, she begins to fear that he is lost forever. And when Stevie does return, he has changed, and Ruby faces a difficult choice. 

Oxford Street, London 1915. Sally Harper quietly battles to keep Harpers afloat in the difficult days of the war, whilst husband Ben is working all hours for the War Office. Beth Burrow is fighting concern for her husband, Jack, now at sea with the Merchant Navy, and the fear she may never see him again and be blessed with a child. Driven to exhaustion, Maggie Gibbs, is now working as a nursing assistant on the battlefields in France. With the everyday horrors of the casualties of war to contend with she suffers her own personal tragedy when her fiancé's plane ditches in the sea.

Italy, 1938: When Stella arrives in Florence, it’s love at first sight. She is wowed by the rolling hills dotted with olive trees, the buttermilk villas with shuttered windows and terracotta roofs that glow gloriously in the sunlight. Even the breeze holds the scent of freedom - freedom from England, where the shadow of her past haunted her. 

1915. Best friends Irene, Maggie and Annie are proud members of the newly renamed Women's Police Service. While Britain's men are away fighting in France, the girls are doing their bit by keeping the peace at home in London's East End. But out of the blue, Irene is given the opportunity to be stationed near an army barracks in Grantham, Lincolnshire. Having recently experienced some heartbreak and keen for the adventure, she decides to go. What could possibly go wrong?

The last thing Lindy Cook wants to do is leave Yorkshire behind. The countryside is the only home she’s ever known, and its splendid landscapes lift her spirits even amidst trouble, so does Titus, the bright-eyed country boy who’s always been her dear friend. Lindy’s troubles are many. Papa has gone to London for work; Mama is quite unwell, and her two little brothers constantly need to be fed and cared for. With no resources, she has no choice but to pack her little family into a stifling railway carriage headed for a whole new world - a world she doesn’t understand. 

1945: Two sisters give birth to two little girls on the same night, huddled under blankets, deep in the black woods that surround their village. They hold their babies close as footsteps approach. If they make even the slightest sound, the German soldiers will find them.... 

Liverpool 1950. When Evie Kilgaren takes over the running of the back office at Skinner and Son's haulage yard, she has no idea she is walking into a hive of blackmail, secrets and lies. Her fellow co-worker and childhood nemesis, Susie Blackthorn, is outraged at being demoted and is hell-bent on securing the affections of local heartthrob Danny Harris. Grace Harris, a singer on the D’Angelo transatlantic ocean liners, is returning home, engaged to be married. But Grace is harbouring her own shocking secrets and something valuable her fiancé very desperately wants back.

During World War Two, Churchill declared that 'beauty was duty'. But for the women working at the Yardley cosmetics factory in London's East End, it's friendship and family. Nineteen-year-old Lily Gunn runs the conveyor belt in the factory's Lipstick Room with tight reins, though of all the women working there it's her 16-year-old sister who gives her the most trouble. Especially when Rene's new boyfriend Ronnie gets called up to fight, leaving Rene alone and with a big problem.... 

Virginia, 1933: Lauren Greenwood was born to look pretty and land a rich husband. For her and her high-society family, it’s easy to forget that America is in the devastating grip of the Great Depression, where children run wild in the streets, endless queues for soup kitchens line sidewalks, and desperation hangs in the air. But when a young servant comes to Lauren, pregnant and begging for help, her world crumbles. Someone she loves is responsible, and when she finds out the shocking truth she must decide: Protect the Greenwood name or be cast out? 

Nell Gunn, Snowball and Esther will be back, along with more characters from Britain's biggest beauty factory, as they battle the twists and turns of war in Stratford. Will Nell find lasting love? Will Snowball reveal what forced him onto the streets? And will Esther be able to tame the wild child she takes under her wing as part of her new bursary? As flowers and vegetables blossom in the Shoot's new Dig for Victory allotment, can the inhabitants really bury their pasts?

Each morning Livia Moretti makes her way from an apartment overlooking Florence’s famous Duomo to a nearby café, where she drinks espresso and reads the newspaper. To the crowds of tourists who pass by, nothing about Livia will be memorable. She is simply an old lady. They walk on without knowing the part she played in ensuring the future of this beautiful city. And to Livia now, those dark days feel very far away. But today, when she opens the paper, she sees a name she has not heard for a long time. A name that will bring memories flooding back.

London, 1859. After Elizabeth's family is taken by disease, she is taken in by Calvin and Mary, working long hours in their bakery. Life is good until Mary dies, leaving Elizabeth alone with Calvin, where beatings become part of Elizabeth's daily life. As she suffers misery day after day, she dreams of running away but knows she will be brought back, with even more severe punishments.