A romantic mystery novel by Nicholas Sparks. The story follows Jeremy Marsh, a skeptical science journalist from New York who specializes in debunking paranormal claims. He travels to the small town of Boone Creek, North Carolina, to investigate reports of mysterious ghostly lights appearing in a cemetery. While conducting his research, Jeremy meets Lexie Darnell, the town librarian. As their relationship deepens, he finds himself questioning not only the mystery he came to solve but also his beliefs about love, fate, and the future.