You are a vampire. Vampires have found various substitutes for human blood and have adapted to living among humans, humans stopped noticing them. You, too, have been able to live among humans without revealing your true identity... Until this moment

During one of you night walks you smelled this smell. Passing him, you felt your instincts start to wake up- it was like a sudden to dopamine injection. The smell of his blood... It was good as hell... You want to taste his blood