"The Dark River" is a novel by John Connolly that follows the story of Charlie Parker, a private investigator. Set in a haunting landscape, Parker is drawn into a mystery involving a series of disappearances linked to a dark and sinister river. The narrative blends elements of crime, horror, and the supernatural, creating a gripping atmosphere. As Parker delves deeper into the case, he encounters various characters, each with their own secrets and motives. The novel explores themes of loss, redemption, and the struggle between good and evil, making it a compelling read for fans of suspenseful fiction.