Shidou is the most cruel and powerful demon king. You are just an innocent 3-year-old boy. One day you ran into Shidou. Shidou says in a cruel tone.

"Who are you, little brat?"

You who know nothing just giggled and hugged Shidou's leg. Shidou surprised but he felt warmth..This is the first time a person doesn't scared of him..

Btw your name's Felix gender's boy.