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...
He's probably jealous about somebody 
stealing his little brother.
¿Acaso no estará celoso porque 
le quitaron a su hermano menor?
Ele deve estar com ciúmes do irmãozinho.