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....

England, 1937: After a devastating childhood at Blakely Hall Orphanage, 15-year-old Sandra is released. She finds work as a housemaid, finally able to put her past behind her. But the start of World War Two throws the country into turmoil, and her brother, Alf, is sent away to fight, leaving her completely alone. Germany, 1939: Eleven-year-old Frieda is about to board a ship bound for England with her brother, Kurt. But at the last moment, as Frieda stands on the deck crammed with frightened children, she spots her brother jumping off, back to land.

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.

Clara Newton is the new Housemother of Shilling Grange Orphanage. Many of the children have been bombed out of their homes and left without families, their lives torn apart by the war, just like Clara’s. Devastated by the loss of her fiancé, a brave American pilot, she is just looking for a place to start again. But the orphans are in desperate need of her help.

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.

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.  

Yorkshire Dales, 1850. As a terrible storm rages, Annabelle Wallis is shocked to find a distressed young woman at her cottage door, heavy with child. Moments later a baby girl is born. But by dawn, the mother has vanished, leaving behind the helpless child wrapped only in a silk peacock shawl. When news spreads that Lady Eliza Hartley, sister to a wealthy estate owner, has been found dead, Annabelle realises the terrible secret she has stumbled on. Terrified she’ll be blamed for Eliza’s death, Annabelle flees to the slums of York, where she plans to raise the orphan as her own.

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.

Yorkshire, 1913. Beth Beaumont enjoys her life as a rhubarb farmer's daughter. Although not thinking of marriage, when Beth meets village miner Noah Jackson, she is suddenly very aware that Noah is a man who could change her mind. But a disaster at the coal mine changes their lives forever and Noah's love for Beth is put at risk. 

Hull, 1940. Widowed Edie Copeland has just arrived on Exchange Street, heavily pregnant and with heavy suitcase in tow. She left York after tragedy struck to make a fresh start, but she's a stranger to this street, and her new landlord doesn't hesitate to remind her of this, widow or not. Luckily, the neighbours are a little more welcoming and Edie is soon made to feel at home by the Maguires and the Scuttles. As air raids sound and the war feels closer than ever, the community has to stick together. But Edie is hiding something, and she doesn't know how much longer her secret is safe.

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. 

The war is over, but trouble is brewing.... Wynsdown, 1949. In the small Somerset village of Wynsdown, Charlotte Shepherd is happily married and now feels settled in her adopted home after arriving from Germany on the Kindertransport as a child during the war. Meanwhile, the squire's fighter pilot son, Felix, has returned to the village with a fiancée in tow. Daphne is beautiful, charming...and harbouring secrets. After meeting during the war, Felix knows some of Daphne's past....

Leeds, 1918. When Amy visits her husband, Jude, at Beckett's Park Hospital, he doesn't recognise her. Broken after serving four devastating years in the First World War, Jude is a shadow of the man he once was. Can he ever again be the man Amy knew and loved? Barnsborough, 1912. The first time Jude and Amy meet, the connection between them is instant and electric. While a librarian's assistant and a collier might not be the most conventional pair, the two come together over a love of books that quickly turns into more. 

Liverpool 1939: Olivia Campbell appears to have the perfect life. However, behind closed doors she lives in constant fear of her abusive father and has no support from her mother. Longing for love and affection, she begins a relationship with Ted, a young lad who works in her father's factory. But her family disapprove of the relationship and forbid them from seeing each other.

It’s mid-winter, and in the throes of a fierce blizzard, Elsie Redfern and her husband discover an unknown girl in their hay barn about to give birth. After the young mother dies, Elsie takes the infant in and raises her as her own daughter, her precious storm child. Gina grows into a beautiful little girl, but her safe haven turns out to be anything but. Torn away from her home and family, the child finds herself in a nightmare from which there’s no waking, but despite her misery and bewilderment, Gina’s determined to survive.