Ellen O'Casey, an Irish Catholic immigrant, is struggling to support her ailing mother, her teenage daughter and herself. Washing other people's laundry in the day, and singing in bawdy pubs at night, Ellen is determined to make a better life for her family by saving enough for the passage to New York where the rest of her extended family have already emigrated. But Danny Donovan, a local gangster and the landlord of the pubs where Ellen sings, intends to make her his mistress.

It's 1939, and the Brogan family of London's East End are ready to show Hitler what for. But things don't seem so rosy when rationing, evacuation and air raids start to put this larger-than-life family to the test. When a mysterious young man arrives at the Brogans' local parish church, he provides just the dazzling distraction they need - and, for eldest daughter Mattie, the promise of more than she'd ever wished for. But as the pair fall deeper in love, they are drawn into secret dangers, rife on the very London streets they call home.

East London, 1940. At the outbreak of war, hopeless romantic Prue Carmichael and her sister must leave their rural parish behind when their father is posted to a church in Stepney. To Prue, the blitz-ravaged streets of London seem an unlikely place for love to bloom – until a chance encounter throws rakish engineer Jack Quinn into her path. But as their connection deepens, his troubled past begins to emerge, and Prue realises Jack has secrets to hide.

England, 1940. Opening the box with trembling hands, she couldn’t believe it–a tiny baby lay inside. She gently lifted the newborn as it started to cry. Cradling the little one to her chest, she searched the darkness for any sign of whoever left it here. And as she rocked the child, something fluttered to the ground...a ration book.

Charlotte, daughter of Reverend Percival Hatton, has been content to follow the path laid out for her. Charlotte has an understanding with Captain Nicolas Paget - every inch the gentleman - who she expects someday to marry. But then she meets Josiah Martyn, and everything changes. A driven and ambitious Cornish mining engineer, and the complete opposite to Captain Nicholas, Josiah has come to London to help build the first tunnel under the river Thames.

Bristol 1936. Jenny Crawford has resigned herself to a loveless marriage living hand to mouth with their two children. Like many others, husband Roy struggles to find work at the docks but a chance encounter turns the family's fortunes around. Not only does he get regular work but they are also allocated a council house on Coronation Close on the outskirts of the city. Jenny and the children are overjoyed, this is the fresh start she could only ever dream of. But trouble feels never too far away.

Kitty and Tom Conlon arrive in Liverpool in July 1916 to claim the house Tom’s great-uncle has bequeathed him in his will. The move to England couldn’t have come at a better time. Dublin is in turmoil following the Easter Uprising and Kitty’s brother is now in prison. The house in Weaver Street is all they hoped for, and after a shaky start with her new neighbours, Kitty believes the world is her oyster. Until that is, Tom is conscripted into the navy. With Tom away, it’s up to Kitty and the women of Weaver Street to get each other through the war.

As a small child, Nellie Peace was always dreaming but sensed her mother’s rejection. Abandoned and sent into service at Beaumont House at an early age, Nellie is lost and alone until she meets the unpredictable and reclusive artist Lucas Harrington and falls in love with him. This unlikely association between master and servant is encouraged by Lucas’ gentle-natured Aunt Alice, as Lucas sees something unusual in Nellie and is compelled to paint her. Broken promises lead to inevitable heartbreak, and Nellie flees Beaumont House in disgrace for London.

Everything can change - in just one day. Flora has always adored her brother Billy. Born just 18 months apart, their childhood was spent like two peas in a pod - no one could separate them. Now, as adults, they remain the best of friends. And as Flora is immersed in family life, Billy is always there to lend a hand. But, in just one day, everything changes. In just one day, Flora’s life falls apart. In just one day, Flora has to learn how to live again.

As war looms in Europe, 18-year-old Jane Shaw runs the household as an unpaid servant on a meagre budget. When tragedy strikes and she loses her beloved younger brother in suspicious circumstances, Jane takes a position in service looking after Ned, a troubled young boy. Here she meets dashing David Heron, Ned's Uncle and they form an immediate attachment until she is dismissed after being accused of stealing a piece of jewellery. Returning home, Jane and her sister, Melia, are soon orphaned and left at the mercy of their Aunt Alice.

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.

October 1940. Twenty-three-year-old Bobby Bancroft is working as a typist for a city newspaper, but she longs to be breaking the news herself. When she successfully applies for a junior reporter role at The Tyke, a magazine serving the Yorkshire Dales, she's thrilled – even if she only gets the position because so many men are away fighting. Bobby moves to the sleepy village of Silverdale, but she quickly discovers life in the countryside is a different world.

Bristol, 1939. School leaver Maisie Miles suspects her father, a small-time crook, has an ulterior motive for insisting she gets a job at the W. D. & H. O. Wills tobacco factory but keeps it to herself. She's befriended by effervescent Phyllis Mason and kind-hearted Bridget Milligan who take pity on her and take Maisie under their wing. But beneath their happy-go-lucky exteriors, they all harbour dreams and worries about what the future holds. 

When Sally, Beth, Margaret and Rachel meet at a job interview for the wonderful new store in Oxford Street, they have no idea they will become lifelong friends. When all four girls are lucky enough to be selected as sales staff their exciting new adventure begins. Join them as they overcome heartbreak and grief, find love and happiness and remain united in their friendship, whatever life throws at them.

When 12 year-old Jared Johnson’s little sister dies, just hours after his mother breathes her last after wasting away so her children could eat, he knows he is on own. Desperate to avoid the workhouse, he does everything he can to survive the inhospitable streets of Birmingham. Jared is blessed with the gift of the gab and soon attracts the attention of the King of the Tatters, Toby McGuire. Recognising a kindred spirit, Toby soon has Jared out on a cart hustling for rags.