Katou Kiri has become Tsubaki's loyal retainer, but will the young ninja learn to work together with his other Student Council colleagues in order to build a better academy? Then, the Sket-dan teams up with the Student Council to cure Usami of her hatred for all men... and it involves more than one kind of cross-dressing...
Apparently, "men are 
red-horned caterpillars".
Dice que los hombres son unas 
orugas peludas de cuernos rojos.
Parece que "homens são lagartas
 de chifre vermelho".