Teppei just transferred into Kaimei Academy, and he's pressured to join the Sket-dan by his classmate, Bossun. Then, one day, Teppei is attacked by a mysterious masked paint chucker, "Paint Mask"!
Um, you don't really have 
to fight over this...
No es necesario que discutan por esto...
Esto, no es necesario que discutáis por esto...
Hm, vocês não precisam
 brigar sobre isso aqui...