I'll get Stronger

Y/n L/n , a little girl who was forced to live with her aunt after her family was slaughtered by demons. Her aunt labeled the young girl insane for saying her family was killed by demons. when the young girl could no longer take the physical and mental abuse, she made a run for it. Fortunately, bloody a bruised she runs into a certain man with orange flaming hair and a bright smile.

What happens when the flame pillar has a strange encounter with a little girl while out on patrol?

" I promise that I'll get stronger, for you, and for the people who can't..!"