Lily Crossways lives a controlled life where she ensures she never experiences hurt or disappointment. Until, that is, she returns from a short holiday in Dingle, where she discovers an eerie image of a desperate woman on one of her photographs. Lily knows she was alone that day on the beach. Who is she, is she even real, and why has she appeared to Lily? The woman seems to be calling to her, if only Lily can find and rescue her. Lily returns to Dingle and her search leads her to cafe owner David Carson, this missing woman's brother, and the man who will turn Lily's life upside down in every way. Lily must now convince him to trust in her, taking bold steps to prove herself to him, and together track down his sister before it's too late. But nothing can prepare Lily for the secrets she uncovers about herself, her own family and how their lives are intertwined from a distant childhood visit.