1957. Newly-wed Val Walker is looking forward to starting a family. Her best friend, the previously flighty Cissie, is expecting her second child, content to settle down to full-time motherhood. Their mutual friend Janice is engaged to boyfriend Paul. But life doesn't always turn out as one would expect. Val doesn't find it as easy as she'd expected to fall pregnant. Cissie is jealous when her husband, Walter, takes an interest in a new female colleague. Janice feels guilty for leaving her widowed father and young brother behind in Blackpool to start a new life in Yorkshire. 

1960. Having been friends ever since they met in a Blackpool boardinghouse five years before, Val, Cissie and Janice are all now happily married, preoccupied with their growing families. But the new decade will bring change for all. Val and Sam's son's behaviour is causing concern, and Val finds it hard at times to love him as she should. Running a thriving café in Harrogate, Janice and her husband, Phil, decide to expand into the restaurant business: have they bitten off more than they can chew? Meanwhile Cissie's life is thrown into jeopardy when she encounters an old flame....

It's 1916, and England is at war. Desperate to help in whatever way they can, Ivy and Louisa enlist as gardeners at Kew, taking on the jobs of the men who have gone to fight. Under their care, the gardens begin to flourish - but Ivy and Louisa aren't being treated fairly, and not everyone wants them there. Without women's rights, the pair begins to struggle - but can the support of the Suffragettes help their cause? And when a tragedy overseas affects the people closest to them, can the women of Kew pull together to support themselves and their country through the darkest of times? 

In 1942 two young women give birth in a home for unmarried mothers. One of them hopes they will never meet again. Thirteen years later Dorothy Wilson is a successful actress, offered her first major part in a feature film. But accepting the role would mean spending time apart from her policeman boyfriend, Sam. Should Dorothy stay in Liverpool and become a full-time wife and mother, giving up her dream of stardom?

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.

The shop girls of Harpers Emporium on Oxford Street are happy in their work, and their lives are moving on at quite a pace. United by the suffragette cause and now living under one roof, some will find love and marriage whilst others experience heartache and tears. Harpers is the bond that holds them together, bringing strength through hardship and pain and friendship and love.

With Christmas approaching, the Brogan family of London's East End are braving the horrors of the Blitz. With the men away fighting for King and Country and the ever-present dangers of the German Luftwaffe's nightly reign of death and destruction, the family must do all they can to keep a stiff upper lip. For Jo, the youngest of the Brogan sisters, the perils of war also offer a newfound freedom. Jo falls in love with Tommy, a man known for his dangerous reputation as much as his charm. 

With her family struggling amidst the nightly bombing raids in London’s East End, Ida Brogan is doing her very best to keep their spirits up. The Blitz has hit the Brogans hard, and rationing is more challenging than ever, but they are doing all they can to help the war effort. When Ida’s oldest friend Ellen returns to town, sick and in dire need of help, it is to Ida that she turns. But Ellen carries a secret, one that threatens not only Ida’s marriage but the entire foundation of the Brogan family. Can Ida let go of the past and see a way to forgive her friend? 

It’s February 1942, and as the Americans finally join Britain and her allies, 23-year-old Francesca Fabrino is doing her bit for the war effort in a factory in East London. But her thoughts are constantly occupied by recently married Charlie Brogan, who is fighting in North Africa with the Eighth Army. When Francesca starts a new job for the BBC Overseas department, she meets handsome Count Leo D’Angelo and begins to put her hopeless love for Charlie aside. 

It is two years since Harpers opened in Oxford Street and Ben is planning to expand the premises. Life is good for Sally and Ben as they look forward to their first child and hope for a prosperous future. Beth is settling into married life with Jack, gradually recovering from her aunt’s tragic death, though still unable to conceive a child. New girls have joined Harpers and Marion, Janice and Becky all become a part of the daily life at the busy store. Rachel is undecided whether to marry a man she isn’t sure she can trust, while Minnie meets an old love.

Bobbie Fraser, Mary Holland and Jean Thornton are Atta Girls - part of the Air Transport Auxiliary team flying planes between bases. Taking to the air in anything they're given, their work is dangerous but their courage always comes through. Now there's a new girl joining the ranks - Canadian Viv Robertson, who is bright, brash and brave. But can Viv settle into her new home with the other girls? 

Winter, Liverpool, 1947. Evie Kilgaren is a fighter. Abandoned by her mother and with her father long gone, she is left to raise her siblings in dockside Liverpool, as they battle against the coldest winter on record. But she is determined to make a life for herself and create a happy home for what's left of her family. Desperate for work, Evie takes a job at the Tram Tavern under the kindly watch of pub landlady and pillar of the community Connie Sharp. But Connie has problems of her own when her quiet life is upturned with the arrival of a mysterious undercover detective.

Essex, 1916. Lily is a housemaid up at St Clere's Hall. But times are changing with the outbreak of war. With a husband bent on signing up for the trenches and a lecherous master of the house, Lily is forced to leave. Doing her bit for the war effort - and bringing in more money for the family - Lily goes to work in a factory making explosives to send to the trenches. It's a hard job. The munitionettes must face terrible working conditions, the constant danger of accidents and air strikes and a patronising, self-serving boss.

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.

Ten-year-old Jack Larkin has seen more than his fair share of shocking sights, growing up in the notorious Crown Saloon. Broken hearts and broken bones are just a fact of life in a Gin Palace, but for orphan Dolly, the Crown is her last hope. After the death of her mother, Dolly ran away from her sleazy stepfather, Arthur, only to find herself living on the streets. When Jack discovers her hiding in the back yard of the Crown, he persuades his mother, Nellie Larkin, to take Dolly in.