Kawaki enrolls at the Ninja Academy and begins classes as a freshman with Himawari and the others. But it’s actually a secret mission to protect a princess from assassins. This is kept a secret because she’s come from abroad to study. Since it is a personal request from Naruto, Kawaki decides to attend the academy hesitantly, where the students are younger than him. Kawaki’s difficult school life with an unreliable teacher named Hana Kaka and his unique young classmates begins!
I'll show Miss Kae that I'm better than him.
Ich werde Kae zeigen,
dass ich ihm überlegen bin.
Le demostraré a Kae que puedo ganarle.
Le demostraré a Kae que puedo ganarle.
Dimostrerò alla signorina Kae 
che sono meglio di lui.
Eu vou mostrar para a Kae
que sou melhor que ele!
Сейчас покажу Каэ,
насколько я сильнее этого дылды!