Dracula is a horror novel about a vampire traveling to London from Transylvania in the late 1800s. The book is written in the form of diaries and letters by different characters in the story. Dracula opens with Jonathan Harker, a young salesperson traveling to Transylvania to sell Count Dracula a house in London. The Count takes the young man prisoner in his castle. Soon, Jonathan realizes that the Count is a vampire. Jonathan is afraid he will never be able to leave. He knows that he is in great danger. He decides to escape, but first he has to find a key in Dracula's room that will help him get out of the castle. Meanwhile, back to England, Jonathan's friends are worried about him, especially his girlfriend, Mina. After some time, Jonathan gets away from Count and returns to London. Soon after, Count Dracula arrives mysteriously in London, too. Jonathan and his friends try to discover how to stop Count Dracula from drinking people's blood. Before they can stop Dracula, he attacks Mina violently. He tries to turn her into a vampire, too.