I, the Reincarnation of the Nine-Tailed Fox, Beat Mizuki at the Beginning

He traveled through Naruto's body and came to the world of Naruto. At the beginning, he was used by Teacher Mizuki of the Ninja School to steal the forbidden book of the Leaf Village. Afterwards, Teacher Mizuki showed his true face and asked him to hand over the sealed book. But he didn't expect that he understood the contents of the book. Teacher Mizuki was beaten black and blue by his multiple shadow clone technique! Teacher Mizuki: Damn it! How could this student be so good? Naruto: Teacher, do you want to try other ninjutsu? ... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.