The Trope for a Serial Killer

The trope that is constantly used in Agatha Christie’s The A.B. C Murders was the Serial Killer Trope. In this book there is series of murders done by a mysterious killer. At first, it seems as if the killer is killing his victims in an alphabetical order. As the story progresses the detectives and inspectors start to think that the killer is insane. This links goes to the many types serial killers there are and the reason they kill. In this book the real reason behind the serial killer’s killings will be revealed in the final chapters of the book.