The black cat: More than just the title character, the black cat is also an important symbol. Like the bad omen of legend, the narrator believes Pluto and his successor have led him down the path toward insanity and immorality.

Superstition, Insanity and Immorality

Explanation:

Edgar Allan Poe's most memorable story "The Black Cat" is filled with symbols and imagery. He employs multiple themes of superstition, insanity and immorality.

Black cat is believed to be symbolic of evil and immorality. Pluto taken from Roman mythology is named after his Greek mythological counterpart Hades. Thus, ascribing him to be villainous. The narrator interprets world as a valley of death which he associates with his cat. Black cats are associated to witches and devils. Thus, the narrator justifies his own sins to the cat whereas in reality it was his own insanity and immorality. He eventually realizes it in the end: "I had walled the monster up within the tomb!"

that’s a nice boss :