Only the ghost knows the truth. Meg's dreams sometimes predict the future. This summer, her dreams are scary ones—nightmares she hopes will never come true. Sometimes she even sees a ghost in her dreams. He seems to be calling out for help. What does he want from Meg? Meg's not sure—until she discovers a mystery that no one's ever solved. Could the ghost in her nightmares have something to do with the mystery? What is the secret the ghost wants her to find? A sequel to The Secret Window