How could Sarutobi Itachi have known that Uchiha Brahman had set up a layer of chakra barrier in his mind to defend against genjutsu attacks?
Ninjutsu: Mind Defense Technique
With this ninjutsu, no matter what kind of genjutsu it was, it was useless against him. The only way around it was to drain all the chakra from his body at once, leaving him unable to maintain the technique—but anyone capable of that would also have the power to kill Uchiha Brahman instantly.
Against an enemy this powerful, whether he had the Mind Defense Technique or not hardly mattered.
"Itachi!"
In the distance, Sarutobi Hiruzen watched the scene and roared in fury. He simply couldn't understand what had gotten into the son he'd just acknowledged. Itachi had charged straight in, only to be killed instantly.
This was what they had seen:
Itachi Uchiha had rushed forward with blinding speed. Then black flames had erupted around Uchiha Brahman. The next moment, Uchiha Brahman had raised a hand and seized Itachi, who had been utterly powerless to resist, killing him in an instant.
The whole thing had gone smoothly, without the slightest pause. Itachi had been killed so easily, as if he hadn't charged in to fight at all, but simply to get himself killed.
In Sarutobi Itachi's mind, it might have seemed like a long time had passed, but in reality, only a few seconds had gone by—perhaps even less.
"Father... I'm sorry... I let you down..."
Sarutobi Itachi's consciousness grew increasingly hazy, and overwhelming regret welled up in his heart. If only he had known Uchiha Brahman was this strong, he should have stayed behind the First Hokage and the others, creating an opening for them to kill Uchiha Brahman.
He knew Uchiha Brahman was powerful. With a strength that let