For too long, Opaline, Martha and Henry have been the side characters in their own lives. But when a vanishing bookshop casts its spell, these three unsuspecting strangers will discover that their own stories are every bit as extraordinary as the ones found in the pages of their beloved books. And by unlocking the secrets of the shelves, they find themselves transported to a world of wonder…where nothing is as it seems.

Posy Montague is approaching her 70th birthday. Still living in her beautiful family home, Admiral House, set in the glorious Suffolk countryside where she spent her own idyllic childhood catching butterflies with her beloved father, and raised her own children, Posy knows she must make an agonising decision. The house is crumbling around her, and Posy knows the time has come to sell it. Then a face appears from the past - Freddie, her first love, who abandoned her and left her heartbroken 50 years ago. 

In her twenties, Belle da Costa Greene is hired by J. P. Morgan to curate a collection of rare manuscripts, books, and artwork for his newly built Pierpont Morgan Library. Belle becomes a fixture in New York City society and one of the most powerful people in the art and book world, known for her impeccable taste and shrewd negotiating for critical works as she helps create a world-class collection.

When famed chef Augustus Beauvais dies, he leaves behind a celebrated reputation—and four women grappling with loss, anger, pain, and the question of how the world will turn without him... 

Molly's a millennial home organiser about to have her first baby. Obviously her mum, Annie, will help with the childcare. Everyone else's parents are doing it. But Annie's dreams of music stardom have been on hold for thirty-five years, paused by childbirth then buried under her responsibilities as a mother, wage earner, wife, and only child of ailing parents. Finally, she can taste freedom.