Rainey Bird, Ivy Sparrow and Bea Herron all love to sing. For Rainey, music has been a solace during the upheaval of starting a new life with her mother, away from her abusive dad. Bea finds a confidence when she sings that she cannot get from anything else. Ivy sees it as her best chance of making a life away from Gosport and a dead-end job. The three of them sing in a choir run by the strict but kind Mrs Wilkes. The choir provides a couple of hours of stardust each week, away from school and work and family worries.

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.

When sixteen-year-old Sally is evacuated to the English south coast, she is terrified by what lies ahead of her. All she knows are the sights and sounds of London's East End – but Sally swallows her tears as they leave the familiar landmarks behind, knowing that she has to be a Grown-Up Girl and play mother to her six-year-old brother Ernie. Playing mother is nothing new for Sally – their real mother Florrie, a good-time girl, hasn't even come to the station to wave them off and Ernie, crippled at an early age by polio, is used to depending on his older sister.

Jane Hadley has nothing to lose when she runs away to join the Women's Auxiliary Air Force. Whatever faces her in war-torn London can't be any worse than staying at home with her abusive father. The city is nothing like she could have imagined, but she's soon on the move, travelling from base to base for her top-secret training. Making plenty of friends along the way, it doesn't take long for Jane to embrace her growing confidence - especially under the attentive eye of dashing Officer Oscar Stanton.

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’s 1941, and young Lily Collins is starting work in Midlands department store Marlow’s, whose gleaming facade has fascinated her since childhood. As the air raid sirens blare, Lily learns the ropes from her sophisticated boss, Miss Frobisher, alongside shy fellow junior Gladys. But her burgeoning friendship with young salesman Jim draws her into a swirl of secrets within the store. And with the war progressing to crisis point, Cedric Marlow and his staff must battle nightly bombings and the absence of loved ones to keep going.

The three sisters of Victory Walk in East London will face heartache and tears on the home front. As rationing, blackouts and bombs start to bite, life will change forever for the three sisters.

Alice Lake has arrived in London from Liverpool to start her training as a District Nurse, but her journey has been far from easy. Her parents think that she should settle down and get married, but she has already had her heart broken once and isn’t about to make the same mistake again. Alice and her best friend, Edith, are based in the East End, but before they’ve even got their smart new uniforms on, war breaks out, and Hitler’s bombs are raining down on London.

Shuggie’s mother Agnes walks a wayward path: She is Shuggie’s guiding light but a burden for him and his siblings. She dreams of a house with its own front door while she flicks through the pages of the Freemans catalogue, ordering a little happiness on credit, anything to brighten up her grey life. Married to a philandering taxi-driver husband, Agnes keeps her pride by looking good - her beehive, make-up, and pearly-white false teeth offer a glamourous image of a Glaswegian Elizabeth Taylor.

London, 1935. Ruby is always hungry, but she will go without if it means her young brothers can eat. 1930s Bermondsey might be called the larder of London, with its pie, pickle and jam factories, but for the poor working classes, starvation is often only a heartbeat away. When Ruby's neighbour suggests she ought to go to the Methodist Mission for free food, Ruby knows her father will be furious, but she has no other option.

On the beautiful beaches of Crete, an old woman is handing out scraps of paper. Sofia, eighty-five years old, unable to speak, is desperate to find a daughter she has never known. After a tragic childhood in Athens and a soaring career as a singer, the brutal treatment of the man she loved by a tyrannical regime forced her to give up her daughter mere days after her birth. Now she longs to be reunited with her child before it's too late. Meanwhile in London, Zoe is searching too. In the months since the disappearance of her teenage daughter, Zoe's life has crumbled apart.

At the heart of Dover's Market Square lies the Castle's Café. A bustling, homely place run by the formidable Nellie Castle and her six children. Since the scandalous birth of her beloved son 10 years before, Marianne, Nellie's eldest daughter, has preferred to stay in the kitchen, hidden away from the town gossips. Overcome with shame, Marianne has never revealed the name of Donny's father - not even to her own mother. But with World War II just around the corner, Marianne's past catches up with her. And suddenly the lives of the Castle family become a lot more complicated.

Liverpool, 1939. Bella Rogers thought her life was just starting; she can’t wait to get married to her childhood sweetheart, Bobby. But when war is declared and Bobby is called up, his letters stop, leaving Bella heartbroken and alone. Then her family is torn apart by tragedy when her angelic 5-year-old sister dies from a terrible illness. They can barely afford a funeral, but the church is packed with the entire community, devastated for their loss. Grieving for her sister and lost love, Bella finds a job at the Bryant and May factory, making matches.

Abandoned by her father and neglected by her self-centered, unstable mother, Sheila McGee cannot wait to escape the drudgery of her mill village life in Northern Ireland. Her classic Irish beauty helps her win the 1941 Linen Queen competition, and the prize money that goes with it finally gives her the opportunity she's been dreaming of. But Sheila does not count on the impact of the Belfast blitz which brings World War II to her doorstep. Now even her good looks are useless in the face of travel restrictions, and her earlier resolve is eroded by her ma's fear of being left alone.

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.