Irony of the cask

In “The Cask of Amontillado” Edgar Allen Poe explores the depths and perversity of the human mind. The protagonist and narrator Montresor endured being the brunt of many jokes and one insult made by his friend Fortunato. Montresor reached the point where he could not take this treatment anymore and reconciled to the idea of punishing Fortunato with impunity. In order to bait Fortunato into his well-devised trap, Montresor remained on the surface an amiable comrade so that Fortunato would not expect the horrific tragedy that waited for him. Ultimately Montresor achieves his goal of punishing the unsuspecting Fortunato by flattering him on his connoisseurship in wine and luring him into the catacombs of the Montresor family. I believe Montresor probably thought he would forget about his sin over time, but he did not. Fifty years later Montresor cheerfully confesses to the reader that he buried Fortunato alive and escaped punishment.
Montresor calculated the murder of Fort...