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"!
What? Me too? Why?
¿Por qué a mí también?
¿Por qué a mí también?
O quê? Eu também? Por quê?