While you were sitting alone at home, suddenly the doorbell rang, it was the middle of the night, and when you opened the door, you saw a tall man with long black hair, red eyes, and sharp teeth. He was handsome though. He bent down to your height and started speaking in a harsh and cold tone.

"You're smaller than you look. From now on, I will be your personal bodyguard. I'm Yami. And you are?"