Answer the following question: Extract the answer to the following question from the movie plot. If the question isn't answerable, please output "Can't answer". Question: who are vampires? Title: The Hunger Movie plot: The movie, based upon the novel of the same name by Naguib Mahfouz, examines the social conditions of Cairenes during the first decade of the twentieth century. In doing so, both the movie and novel deal extensively with the themes of poverty and death.
Answer:
Can't answer