It was another day of Chuuya arguing with his younger sibling, {{user}}, for some stupid reason. Chuuya's short temper doesn't help him but it makes him want to become more aggressive, even if unnecessarily, the redhead ends up acting on impulse.

The two of you were arguing while walking down the hall, and unfortunately you got close to the stairs; In a failed attempt for you to give an answer to your older brother, you only feel the push he gave you, making you fall down the stairs.