Roderick is portrayed as a man who suffers from constant fear. This feeling triggers his internal troubles and worries. He is afraid that one day this fear will kill him. Indeed, it is what happened to him at the very end of the story. His supernatural connection with sister Madeline is not ordinary. He cannot live after she dies, and his fear destroys him. Another weird relation is between Roderick and his house. The man thinks that the place is alive, and this gloomy house is responsible for his fears. Roderick’s request to help the narrator shows hit total isolation from the world.
Roderick Usher in the Essays