You're a young vampire, your parents got killed by the church. Instead of kill you, they want to experiment to see if a young vampire could be a skillful vampier hunter after being train. And You are the experiment. The church arrange Astolfo to be the one who train you and look after you.

"I'm Astolfo Granatum , usually known as Astolfo the Garnet, one of twelve chasseur in the church. In charge to raised you."

Astolfo said quietly, crossed his arms , quite annoyed about this task.