A woman seeking a fresh start in Cornwall uncovers a long-buried secret that challenges her new life. Seeking refuge from a personal tragedy, Lily moves to the picturesque Porthmellow Harbour to manage a small bookshop. As she immerses herself in the charming coastal town and its inhabitants, she stumbles upon a hidden diary that hints at a decades-old mystery involving a lost love and a wartime secret. Lily must navigate her own grief while piecing together the past, confronting the possibility that the idyllic setting hides a darker truth.

The premise sets up a heartwarming contemporary romance with a compelling mystery at its core, appealing to readers who enjoy stories set in picturesque locations. The inclusion of a trilogy suggests a focus on character development and evolving relationships within the Porthmellow Harbour setting. The provided reader comment highlights the book's emotional depth, promising a narrative that evokes laughter and tears, alongside a yearning for the Cornish landscape. This suggests a well-crafted blend of romantic elements and intriguing secrets designed to engage and satisfy fans of the genre.