Koyuki is a normal high school kid with a big problem: he can't stop himself from screaming at his crazy friends. He swears to himself each day that he'll stop, and each day he fails.
But why?!
!لكن لماذا؟
Aber wieso nur?!
¡Pero ¿por qué?!
¡Pero ¿por qué?!
Mais que se passait-il ?
Perché mai l'ha fatto?!
Mas, por quê?
Но почему?!