From which point of view is the story "The Tell-Tale Heart" told?

"The Tell-Tale Heart" is told from the first-person perspective of a madman who is the caretaker of an old man.  This narrator says that he suffers from a disease that has caused him to develop acute senses, but it is clear from his obsession with sounds that he is mad.  Thus, the narrator is unreliable, so the reader must sort through the facts in the story to figure out the truth.  From the narrator's point...

"The Tell-Tale Heart" is told from the first-person perspective of a madman who is the caretaker of an old man.  This narrator says that he suffers from a disease that has caused him to develop acute senses, but it is clear from his obsession with sounds that he is mad.  Thus, the narrator is unreliable, so the reader must sort through the facts in the story to figure out the truth.  From the narrator's point of view, the old man's eye for some reason has plagued him, and he thinks that he should kill the old man.  The narrator makes his plot seem reasonable; however, he offers no "justifiable" reason for his actions.  So, the point of view in the story is a first-person unreliable perspective, which creates an engaging dynamic for the reader to analyze.