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.

Kitty Wilson, who, after losing her father, rejects the unsuitable suitor her mother has chosen. Abandoned by her mother, Kitty faces the challenges of navigating life alone. Amidst the turmoil, Kitty finds solace and support from friends, securing a promotion at Harpers Emporium. However, tragedy looms, threatening to shatter her newfound stability. Sally and Ben Harper face their own challenges. A decision by Ben regarding the restaurant, made without consulting his partner Jack Burrows, jeopardizes not only their friendship but also the stability of Harpers itself.

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.

Jane’s parents think Eddie’s rebellious ways will lead their beloved daughter into trouble. They forbid her from seeing Eddie, telling Jane to get a proper job as a nurse. But Jane cannot stand the idea of life without the boy she loves and secretly continues to see Eddie. The day she finds out that Eddie has betrayed her, she is utterly distraught. Were her parents right all along?

As war rages, Barbara Sinclair is desperate to escape her unhappy home life. And with the threat of German bombs ever present, Barbara reluctantly agrees to marry John, her childhood friend, who is leaving to join the RAF. But an encounter with Alex Everton, a dashing Spitfire pilot, complicates matters for Barbara. With emotions running high, she begins to question whether she has made a terrible mistake. With the constant threat of death all around her, Barbara must try to find a way to deal with the complexities of her difficult home life and her emotional relationships, too.