Fangs and Destiny

Eren Jaeger, a teenage boy who has devoted his life into exterminating every single one of the creature that he hates the most. Vampires. He meets the immortal's strongest, a pureblood named Levi. A strange and unbreakable bond is created at their first meeting. Will he still be able to look at the world the way he always does once Levi changes everything? Vampire AU