Rita and Rosie Stevens are only nine and five years old when their widowed mother marries a violent bully. Under pressure from her new husband, she is persuaded to send the girls to an orphanage. It is not long before the powers that be decide to send a consignment of orphans to their sister institution in Australia. Among them, without their family's consent or knowledge, are Rita and Rosie, the throwaway children.

When Adelaide Anson-Gravetty finds out her father is not the man who raised her, she is both shocked and intrigued. Determined to find out more about her new family, she travels to the convent of Our Lady of Mercy in France to meet her aunt, the Reverend Mother. But when France falls to the German army, Adelaide and the nuns are soon in the thick of a war that threatens both their beliefs and their lives. 

Plymouth, 1941. As sirens blare all around, the Shawbrook family take refuge in a packed shelter. Bombs have already begun to fall through the night sky when they realise their infant son, Freddie, has been forgotten in the rush, left to sleep in his crib. Terrified, Vera, his young mother, races to find him and bring him to safety. The next morning, air raid warden David Shawbrook returns from his watch to find the shelter pulverised, and his family seemingly all dead. Dirty footprints inside their home betray the looters who have rifled through the house.

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. 

After her mother's death, 20-year-old Sophie Ross is left orphaned, with only her erstwhile nursemaid and faithful friend, Hannah, for company. Penniless and with little chance of an income, she looks for work as a governess in London to avoid destitution. But unbeknownst to Sophie, her mother instructed Hannah to post a letter to Trescadinnick House in Cornwall upon her death. The letter will be the catalyst that changes Sophie's life forever as she learns of her mother's doomed romance and family she left behind in Cornwall.  

After the Franco-Prussian War and the siege of 1870-71, the St Clair family return to Paris, seeking refuge and security, only to be swept up into the terrible cruelties and violence of the Commune. Here their young daughter, Hélène, falls ill and, in an unlucky twist of fate, becomes separated from her family. Alone and frightened, she has to fend for herself on the war-torn streets. Meanwhile, her two brothers face each other as mortal enemies across the barricades. 

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....

Thirteen-year-old Lisa escapes from Nazi Germany on the Kindertransport and arrives in England in August 1939. She can't speak a word of English, and among her meagre belongings is one precious photograph of her family. But when the Blitz blows her new home apart, she wakes up in hospital with no memory of who she is. The authorities give her a new name and despatch her to a children's home. With the war in full swing, what will become of Lisa now?

As the St Clair family prepare for the wedding of their daughter, Clarice, at the great country house of Montmichel, trouble is brewing. Their younger daughter, Helene, became friends with orphaned Annette during the terrible events of the 1871 siege of Paris. Now they are reunited, with Annette working below stairs for Helene's parents. But Annette is hiding a dangerous secret, which Helene has promised to keep at all costs.

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.

It wasn't a privileged childhood, but it was a happy one. Sybil and Lizzie Cream, brought up in a fisherman's cottage on the edge of the cold North Sea, were content to leave privilege where it belonged: with their friends the Wintertons. Christina Winterton was the same age as Sybil, and the two girls were inseparable, but it was Lizzie whom Ralph Winterton, three years older, found irresistible. Then war came to East Anglia, and so did Manchester-born Fenn Kitzmann, now of the American Army Air Force.

Dartmouth Circle is quiet and exclusive - just the way its residents want it to stay, especially arch busybody Sheila Colby. When she hears that the house next door to her has been bought for a student and four friends to rent, she is incandescent. Nothing in this outwardly serene little cul-de-sac is quite as it seems - will the arrival of Madeleine 'Mad' Richmond and her friends bring seething tensions and dark secrets bubbling to the surface?

As the Battle of Britain rages, the Castle family are standing their ground at the heart of the community, running Castle's Café. German guns shell Dover and danger lurks around every corner, but despite this, Lily Castle is excited to be starting her nursing career at last. Lily is enjoying her life. She's a good nurse, has a group of friends at the hospital and there is romance on the horizon. That is until her world comes crashing down around her. When she tries to help an injured prisoner of war at the hospital, she ends up implicated in a crime.

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.

In 1820, Salem Street is sparkling and new: eight small terraced houses built by a Lancashire mill owner for his best workers. Annie Gibson's family is one of the first to move in - a step up in the world for them. But when her mother dies, Annie's happy childhood ends and she is left to bring up her brother and sister. Red-haired, intelligent and startlingly pretty, Annie soon finds herself banished from home by a jealous stepmother. She finds work in the local doctor's household, where she learns about the fascinating world outside Salem Street.