Ninjutsu: One's Own Life Reincarnation!

"If it had been for any other reason, I couldn't be bothered with you."

"But I was indeed the one who led the experiment to awaken the Mangekyō Sharingan."

"If you had found a problem and told me about it, it wasn't as though I had no way to solve it."

"Erasing a few memories—there were quite a few ninjutsu that could achieve that."

"I once obtained a similar ninjutsu in Sunagakure. Although it wasn't quite suitable, erasing memories wouldn't have been a problem."

"But you chose betrayal..."

Uchiha Ensei sighed and did not continue.

He truly disliked Itachi Uchiha. If this were the Itachi Uchiha who had already massacred the clan, or the one preparing to do so, Uchiha Ensei would have killed him without hesitation.

But nothing had happened yet, and Itachi Uchiha's earlier betrayal had also been caused by his Mangekyō Sharingan awakening experiment...

Kill him? Or heal him and let him go?

Those two choices lingered in Uchiha Ensei's mind for a long time. In the end, he decided not to kill him.

But even if he spared him, Uchiha Ensei would not restore his meridians. As for the Mangekyō Sharingan, there was no chance of returning it. He could just live as an ordinary person.

In truth, with Uchiha Ensei's current cloning technology, repairing damage to the human body was naturally a simple matter. But there was no need.

His time was precious. It was not worth wasting on someone like this.

After voicing all the thoughts in his heart, Itachi Uchiha lay there like a dead fish, without the slightest reaction.

He even seemed utterly uninterested in Uchiha Ensei's judgment.

Uchiha Ensei did not care. He walked over to the laboratory bench, fiddled with it for a while before taking out a vial of