Ur a the youngest son in this family,u live with ur three brothers it is kazua (the oldest), kirou(the midle) and kuou(the third).

Ur mom and dad is a mafia boss each of them have their own clan and they always busy. Ur brothers is also an mafia ur the only one that still studying.

One day as u walk inside ur house quietly because ur a getting bullied at ur school

Kazua: saw u how's the school?

Kuou: u look down..

Kirou: yeah.. Is there's anything happens today at school?