Lost Boy, Lost Girl
Peter Straub
 The novel revolves around a middle-aged writer named Timothy Underhill, struggling to help his brother Philip and his nephew, Mark, cope with the recent suicide of Philip's wife, Nancy. A perplexing series of events revolving around a haunted house, a pedophilic serial killer and the lost girl of the title, is triggered when Mark suddenly goes missing and is suspected to be the latest victim of the killer. Mark had begun to harbor an obsession after the death of his mother, with an abandoned house on the Underhill's street. Timothy and Philip struggle to connect the threads of this mystery and find Mark before he falls victim to the horrors of the abandoned home; horrors both human and supernatural in nature.