When a bullying teacher from Katou Kiri's past comes to Kaimei Academy, he harasses the Sket-dan. But will the bully's actions push Student Council member/trained ninja Katou over the edge?
I didn't join Student Council 
to make a friendlier school.
No ingresé al Consejo Estudiantil 
para ser amigable con ellos.
Eu não entrei no Conselho
 Estudantil para fazer amigos.