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'm going to tell the students 
of Kaimei Academy everything!
¡Les informo a todos los 
alumnos de la escuela Kaimei!
Eu vou contar tudo aos 
alunos do Colégio Kaimei!