Italy, 1937. In a tiny village in rural Lombardy, Graziella Ponti is born into a loving family. Though they are not rich and life is full of challenges, Graziella and her family are content and safe, surrounded by the tightly knit community of Pieve Santa Clara. But when the shadow of World War Two falls across the village with the arrival of Nazi soldiers, nothing in young Graziella’s life will ever be the same again.

Nina Argenta doesn’t want the traditional life of a rural Italian woman. The daughter of a strong-willed midwife, she is determined to define her own destiny. But when her brother emigrates to America, she promises her mother to never leave. When childhood friend Pietro Pante briefly returns to their mountain town, passion between them ignites while Mussolini forces political tensions to rise. Just as their romance deepens, Pietro must leave again for work in the coal mines of America. Nina is torn between joining him and her commitment to Italy and her mother.

When Katy’s mother dies, she is left reeling. Carol wasn’t just Katy’s mom, but her best friend and first phone call. She had all the answers and now, when Katy needs her the most, she is gone. To make matters worse, their planned mother-daughter trip of a lifetime looms: to Positano, the magical town where Carol spent the summer right before she met Katy’s father. Katy has been waiting years for Carol to take her, and now she is faced with embarking on the adventure alone.

Italy, 1945. "Where am I"? The young man wakes, bewildered. He sees olive trees against a bright blue sky. A soft voice soothes him. "We saw you fall from your plane. The parachute saved you". He remembers nothing of his life, or the war that has torn the world apart...but where does he belong? England, present day. Antique-shop-owner Susannah wipes away a tear as she tidies her grandmother’s belongings. Elsie’s memories are fading, and every day Susannah feels further away from her only remaining family.

August 1939: London is dismal under the weight of impending war with Germany as Hitler’s forces continue to sweep across Europe. Into this uncertain maelstrom steps Grace Bennett, young and ready for a fresh start in the bustling city streets she’s always dreamed of - and miles away from her troubled past in the countryside. With aspirations of working at a department store, Grace never imagined she’d wind up employed at Primrose Hill, an offbeat bookshop nestled in the heart of the city - after all, she’s never been much of a reader.