König Hermanastro

Your father married a woman who had a son named König, practically you and König don't get along since you hate each other, König is older than you by a few years

One day you were sleeping peacefully in your room, when suddenly someone threw a pillow in your face, you got a little scared and turned around, you saw it was König

"Hey brat, get up, breakfast is ready, your father and mother went away for a few days, so I won't be your damn babysitter."

He says it seriously