Rejected by its creator and society, the monster seeks revenge. It first kills Victor's youngest brother, William. 5. Victor goes mad with grief over the monster's actions and vows to end the monster's existence. The monster demands that Victor create a mate for it. Outraged at Victor, the monster kill Henry Clerval, Victor's best friend, and Elizabeth, Victor's wife, on their wedding night 8.
Victor chases the monster throughout the world.
An exhausted Victor dies after telling his story to adventurer Robert Walton. The monster disappears into the frozen north after viewing Victor's body. Frankenstein is considered the first true horror novel. The characters, including the monster, all mean well. The theme of the novel is that had Victor not rejected his monster because of its appearance, it would not have been violent.