Everything you need to understand or teach The Murders in the Rue Morgue by Edgar Allan Poe.
Once again, the narrator is a first person narrator, but this narrator seems pretty sane, though he does seem to enjoy some of the trappings of the eccentric, such as the gothic mansion and keeping to himself. He is very fond of his new friend Dupin, seeming enamored of him in an unromantic way - the narrator is extremely impressed with his analytical mind. The narrator here...
The Murders in the Rue Morgue Lesson Plans contain 99 pages of teaching material, including: