Yorkshire, 1878. Young, ambitious and in love, Albert Cowgill’s life is finally beginning in earnest. At just 23, he has already been made partner at Haigh, Ackroyd & Cowgill – the best wool business in the city. He’s also just laid eyes on the prettiest girl he ever saw, Hannah Ackroyd. Romance soon blossoms for Albert and Hannah, and they marry and set up home in Scarborough. But before long, clouds gather over Number 1, Byland Crescent. Within a year, Albert’s family begins to disintegrate.

1912. Fifteen-year-old Kate Truscott leaves her small Hampshire village to become a nursemaid to five children she's never met. She's looking forward to a new adventure. Life in town with the wealthy Winton family is different to anything Kate has known before. But she enjoys looking after her charges, becoming firm friends with Clara, the eldest daughter, and noticing that 18-year-old Philip, the eldest son, is so very handsome. But Kate knows that she would be considered an unacceptable match for a wealthy banker's son.

June 1914. Edie Moore is a Governess for Lord and Lady Moreland, living comfortably at the grand Downland House in Sussex. But, wanting more from life, she flees to Littlehampton, where she spent many idyllic childhood holidays. Desperate for work, Edie begins working as a chambermaid at the prestigious Beach Hotel, despite the menial tasks being a far cry from her previous job. But as she navigates her new life, friendships, and rivalries, she also grows closer to charming, cheerful porter, Charlie Cobbett, and finally finds the happiness she has been searching for.

Manchester, 1960. When you're young, unmarried and pregnant, in a shaming society that will never understand, there's only one place left to go. St Ann's mother and baby home. That's how restless Joan, who dreams of a glamorous new life in the Big Smoke, finds herself shut away with two unlikely new roommates: spirited Megan and timid country-girl Caroline, who fell pregnant on her first time. Abandoned by their families, they have no one to rely on but each other, as they wait out the days before they birth their babies - only to be parted from them forever.

1942. Evie Sinclair has enlisted in the ATS to serve her country. Her mother disapproves, wanting her to stay and help run the household, but her father supports her bid for independence. Though conditions are austere and the training is intense, Evie is proud to become a qualified gunner girl, part of the team operating the anti-aircraft batteries. When she meets RAF bomber pilot Matt Goodwin at a dance, it's not long before they fall in love. But then tragedy strikes. Matt is killed on a mission, leaving Evie bereft - and expecting a child.

1940, London. When Cordelia accepts the post of head librarian in Silver Town Library, her mother is more than a little disapproving. The East End has high levels of poverty and illiteracy, and her mother says it’s no place for a woman of her status. But Cordelia is determined to make a difference in these times of strife, and along with her colleagues, Jane and Mavis, she begins to help the local community, making sure everyone knows what the library can offer them. And maybe even a romance will blossom.

When duty calls, East End girl Minnie Wolton isn’t afraid to do her bit. She’s excited to be joining the ATS girls and although she knows life at the barracks will be tough, she’s not one to quit! She just hopes the other girls are all good sorts. With her husband away fighting, Eileen Ruffel is glad of the break from her unhappy marriage. She just wants to make a success of the ATS girls and maybe find happiness too. Along with the other girls, Minnie and Eileen strike up a firm friendship. The training is hard, but they are determined to prove they are the best new recruits.

Mary Kate takes a deep breath as she stands outside 24 Merrion Square with its red front door and pretty rose garden. Grieving from her recent heartbreak, will returning to the Irish boarding house be the second chance she so desperately needs?

Eighteenth-century Cornwall is crippled by debt and poverty while the gibbet casts a shadow of fear over the land. Yet when night falls, free traders swarm onto the beaches and smuggling prospers. Terrified by a thief-taker’s warning as a child, Jenna has resolved to be good. But when her brother asks for her help to pay his creditors, Jenna finds herself entering the dangerous world of the smuggling trade. Jack Penhale hunts down the smuggling gangs in revenge for his father’s death. Drawn to Jenna at a hiring fayre, they discover their lives are entangled. But as Jenna struggles to decide where her allegiances lie, the worlds of justice and crime collide, leading to danger and heartache.

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.

Abandoned on the streets by a mother who doesn't want them, Maggie and her young brothers are forced into the cruel confines of the workhouse. When Maggie is forced to leave the workhouse, and her terrified brothers, behind to begin work as a seamstress, she vows to get her family back together.

Born in the workhouse and adopted by a former suffragette, Frances Brakespeare was encouraged from an early age to be strong, independent and to pursue a career as a doctor. The tragic loss of the love of her life in the Great War propels Frances to commit to her one true vocation. Rebelling against the unfair treatment of female doctors Frances is dismissed from her London post and things continue to take a turn for the worse when Izzy, her benefactress dies and Frances finds herself homeless.

Great Grimsby, 1912. After the death of his father and brother, newlywed fisherman Alec Hardy decides to make a fresh start with his young wife Letty and move from Lowestoft to the thriving fishing port of Grimsby in search of a brighter future. Young Letty is from farming stock and knows nothing of the hard life as a fishermen’s wife but is willing to leave behind her warm hearted and loving family and embrace the challenge. But where Alec goes, so does his widowed mother, Carrie and she has yet to come to terms with taking second place in her son’s life.

Hampshire, 1913. Amidst the glitz and glamour of England’s High Society, Sarah Trenwith is more of a wallflower living in the shadow of her beautiful sister Marianne. But as the war approaches Sarah will have to step out of the place society and her family have assigned her if she’s to do her part and claim the love she always dreamed of from afar.

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.