In "The Cask of Amontillado", Montressor was calm and collected. He is ruthless in achieving his only goal in the entire story, which is revenge for how Fortunado wronged him. Even after Montressor commits murder, he does not reveal this fact to anyone for over fifty years. This fact shows that Montressor does not feel guilty. On the other hand, in “Tell-Tale Heart”, the man's personality is described as crazy, constantly nervous and paranoid. He rarely sleeps and appears completely alone. Once the man kills the old man, he immediately begins to hear the sound of a beating heart. The old man's heartbeat, which grows louder every moment, portrays the murderer's guilty conscience. However, in “The Tell-Tale Heart,” the killer's unstable mental health and guilty conscience lead him to bury the old man's body under the floorboard in an extremely brutal manner. He also confesses to the authorities, assuming that everyone can hear the sound of his heart