Uchiha Itachi's Visit

Just look at the original story.

And you'd know.

This technique placed far too much strain and stress on an ordinary body.

Even Naruto, with his Uzumaki Clan blood, couldn't withstand the "invasion" of the Rasenshuriken in its regular mode, let alone an ordinary person. This was a forbidden technique in the truest sense. That was why Naruto was working so hard to train in the Eight Trigrams Sealing Style and Senjutsu.

"Hmph, this is nothing but the crudest method, and it twists the purest power of Natural Energy. Don't say I didn't warn you, brat: something this low-grade and filthy won't do you any good!"

As Naruto focused on his research,

within him,

all at once,

Kurama's disdainful snort rang out.

Hearing the Nine-Tails,

Naruto couldn't help raising an eyebrow.

"Oh? Kurama, you actually went out of your way to warn me today? Does that mean you're finally going to help me wholeheartedly?"

His consciousness shifted in an instant.

Naruto slipped into his inner world,

straight into the area where the Nine-Tails was.

Wearing a mischievous smile, he looked at the fox and teased him.

"Hmph! I'm only worried you'll wreck your body and affect me, brat! Don't forget the terms of our deal! If you're going to be this reckless, I might as well finish you off myself!"

The tsundere fox looked as if Naruto had struck a nerve, his face twisting with irritation.

The Nine-Tails lowered his head and glared at Naruto with a vicious look, speaking in a chilling tone.

"Yes, yes, I know, Mr. Kurama!"

This had practically become routine.

Still smiling easily, Naruto waved a hand as though he couldn't care less.

"Hmph!"

Naruto's reaction,

only made the Nine-Tails even more annoyed.

That brat!

If only it weren't for—

He'd definitely give the little