Liverpool, 1936. Molly Penelope Hardwick has been abandoned in Haisborough Orphanage. Desperate to discover her background, she befriends another orphan, Lenny Smith. Together they sneak out to roam the city of Liverpool, and hatch plans for their escape. But when Molly is forced to leave the orphanage, Lenny has no idea where she’s gone. And when war is declared, he soon forgets about his childhood best pal to focus on his posting with the RAF in Scrimpton.

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.

Along a blacked-out wartime street a girl is scurrying, a basket on one arm. As sirens begin and bombs crash down, she is filled with panic and, with a heavy heart, abandons her burden in a sheltered doorway, meaning to return later. Even as she disappears in the resulting chaos, the bundle in the basket begins to wail.

It is 1900, and Adeline Warburton and Arnold Haslington have fallen deeply in love. But though both are from wealthy families, their social status is too far apart for their families to approve of the match. And when Arnold marries another, Adeline’s reaction is immediate and altogether unexpected, as she travels to make a new life in China. But although they are separated by thousands of miles, the consequences of their youthful passion continue to haunt them and their children - Addy’s daughter, Nala, and Arnold’s son, Philip. As the years pass and the children grow, violent forces are set to bring them together, unaware of the secrets from the past that bind them.

Living on the edge of the beautiful Norfolk Broads with her father, the only ripple in Tess Delamere's calm life is the disturbing dream about her dead mother which haunts her. She yearns to know more, but the arrival of a new stepmother heralds the end of Tess' hopes that her father might divulge the past. As she grows up, Tess slowly starts to put together the pieces herself. But the outbreak of war brings tragedy and upheaval, changing Tess' priorities....

As WWI begins, no family, including the Neylers, will be left untouched, and by the time the war finally finishes, nothing will ever be the same again. Ted and Tina Neyler's children are growing up, doomed to be drawn into the Great War: Frank will be scarred forever by one terrible day in the trenches while Louis, the charming optimist, returns unscathed from the war to find that his wife and mistress have met up and that his misdemeanours are inexorably catching up with him.

When war broke out, 17-year-old Christie could have stayed down on the family farm in Norfolk, where she was wanted and needed. So why had she joined up? Come to that, why had Meg from Cheshire, and Sue, very much the big city girl from Liverpool, and Shanna, the life-toughened product of a broken home in Glasgow? Mixed reasons. Very mixed backgrounds. But no time to think now. Not with the sergeant shouting and the station air-raid siren beginning to wail.... 

Liverpool, 1939. As winter descends on Tuppenny Corner and rumours of war float across the canals, 15-year-old Rosie O’Leary must come to terms with her own dramatic upheaval. Forced to say good-bye to all she holds dear and embark on a new life aboard The Kingfisher, her world is suddenly full of uncertainty. But new beginnings open up new possibilities.... When fellow bargee Tim Bradley offers to show Rosie the sights of Liverpool, she jumps at the chance, and it’s not long before their friendship grows into something more. 

After the sudden and brutal breakdown of her marriage, Jenny finds herself alone for the first time in her life when she leaves the comfortable farmhouse with her four-year-old daughter. Taking refuge in a seaside town in North Wales, Jenny finds a room in a boarding house. It's difficult at first, but as she gets to know her fellow residents, she gradually begins to see that life has much more to offer than she could ever have dreamed.

Liverpool, 1901. The Tempest family is all but destitute, barely able to put food on the table. When Florrie falls ill with pneumonia and Arthur is imprisoned after a drunken fight, their 13-year-old daughter, Lizzie, finds herself parentless, desperate and alone. Despite her young age, Lizzie has spirit and determination, and she knows that she must find work to keep herself off the streets. In a stroke of luck, she gets a job in the match factory, and foreman George Rutherford takes her under his wing.

When Dot McCann, playing with her pals, decides to hide in Butcher Rathbone's almost empty dustbin, she overhears a conversation which could send one man to prison and the other to the gallows - and suddenly finds herself in possession of stolen goods. Dot lives with her aunt and uncle, abandoned after her parents died. She feels very alone until she meets up with Corky, who has run away from a London orphanage. They join forces with Emma, whose jeweller's shop has been burgled, and Nick, a young reporter who is investigating the crime.

One wild night in the 1930s, midwife Patty Peel is called to attend a birth on the opposite side of Liverpool. She pedals off into the storm and delivers a baby girl in a filthy slum dwelling, just as the mother dies. The drunk and violent father tells Patty to get rid of it so she takes the child away, meaning to deliver it to the nearest orphanage. However, Patty spent her entire childhood in an institution, except for the frequent occasions when she ran away, and cannot bear to hand the baby over. 

Liverpool, 1917. When Irish seaman Michael Gallagher docks in Liverpool after years of fighting with the British Navy, he never expects to fall in love. But the moment he glimpses Stella Bennett, all thoughts of returning to his homeland vanish. Determined to be together, the young couple defy Stella’s parents’ wishes. But their plans to marry are soon derailed by the arrival of baby Ginny. Her crop of fiery red hair plants a seed of doubt in her father’s mind, and it’s not long before their world begins to fall apart.

Drugged and supposedly drowned by the mother who should have loved her, six-year-old Gwendoline is dredged from the Saltwick River. Poverty-stricken but rich in love, Mr. and Mrs. Paul love the tiny child as their own, until hard times and tragedy drive them to the workhouse. From this slavery, Gwendoline flees her present horror, only to run headlong into her unknown past, with consequences that tumble through the generations.

When the Todds move into a flat on the Scotland Road, they are strangers to city life: their previous home was a canal barge. Harry gets a job as warehouse manager and his wife, Martha, works in a grocer’s shop whilst Seraphina trains as a teacher, Angela works in Bunney’s Department Store and young Evie starts at regular school. Then circumstances change, and Seraphina takes a job in Lyon’s Corner House. Customers vie for her favours, including an old friend, Toby....