The Murders in the Rue Morgue Poe's Dupin displays many traits which became literary conventions in subsequent fictional detectives, including Sherlock Holmes and Hercule Poirot. Many later characters, for example, follow Poe's model of the brilliant detective, his personal friend who serves as narrator, and the final revelation being presented before the reasoning that leads up to it. Dupin himself reappears in "The Mystery of Marie Rogêt" and "The Purloined Letter". The unnamed narrator of the story opens with a lengthy commentary on the nature and practice of analytical reasoning, then describes the circumstances under which he first met Dupin during an extended visit to Paris.
The Murders in the Rue Morgue the two voices heard by witnesses belonged to it and to him. Fearing punishment by its master, the orangutan threw the mother's body out the window and stuffed the daughter into the chimney before fleeing. The sailor sells the orangutan, Le Bon is released from custody, and G– mentions that people should mind their own business once Dupin tells him the story. Dupin comments to the narrator that G– is "somewhat too cunning to be profound", but admires his ability ""de nier ce qui est, et d'expliquer ce qui n'est pas"" (a quote from "Julie, or the New Heloise" by