The Diary of Dr. John William Polidori
http://www.gutenberg.org/files/55017/55017-h/55017-h.htm
The diary of John William Polidori, edited by his nephew William Michael Rossetti.
The Question and Answer section for The Vampyre is a great resource to ask questions, find answers, and discuss the novel.
In my opinion, Damon is the main villain in the text.
Gothic fiction was popular in England in the 1800s. The genre emphasizes strong emotions, including a form of terror that is pleasurable. In this way, it is an extension of the romantic era of literature, of which Byron was one of the central...
From the text:
It had been discovered, that his contempt for the adultress had not originated in hatred of her character; but that he had required, to enhance his gratification, that his victim, the partner of his guilt, should be hurled from the...