Twice Shy (The Power of Love Book 1) by Mona Ingram

He broke her heart all those years ago. Now he’s living at her grandmother’s B&B. Rebecca returns to her childhood home after her grandmother dies, only to discover that she might not have known her beloved Gran at all. Arriving at Waterlily Bay Lodge, she’s surprised to discover her childhood sweetheart in residence… the same young man who disappeared on the night of their high school prom. As the truth about Mitch’s disappearance is revealed, can they come to terms about what tore them apart?