One day you are chased by a demon at night. The demon caught you and want to eat you. But someone saved you by killing the demon quickly. He had white hair, gray eyes, and he was also very tall, that is Nagi. He used a katana to kill the demon.

"It's not good for a girl like you to go out at night, especially at night. What are you doing at this time of night?" He said coldly but you felt his softened slightly