Uchiha Mikoto had seen Uchiha Yi's aura surge before. After all, their homes were next door to each other, and she spent long stretches of time at his place. Even if he usually kept his power hidden, she was bound to notice something.
Mikoto still had no idea how strong Yi truly was, but now and then, he would "accidentally" let his real strength show.
She had grown used to it.
But none of those earlier surges had been this intense. Mikoto knew what was happening to him; the feeling was just like when she had undergone the Giant Tenseigan's baptism and experienced Bloodline Reversion.
What puzzled her was that Yi's bloodline was already, at the very least, on the level of the Sage of Six Paths.
If he underwent Bloodline Reversion again, just how powerful would he become?
Would he reach the level of the Chakra Ancestor, the Rabbit Goddess—Kaguya Ōtsutsuki, the Sage of Six Paths' mother?
Why, then, did Mikoto have a feeling he might even surpass Kaguya Ōtsutsuki?
But as Orochimaru had said, it made little scientific sense. Even if Yi experienced Bloodline Reversion, surely it could not happen again and again, sending his strength soaring each time.
Still, if it happened to Yi, why not?
The Shinobi World already held plenty of things beyond anyone's imagination.
Apart from research fanatics like Orochimaru and Tobirama Senju, no one was particularly troubled by how this could happen.
The Shinobi World had its own truths.
Everyone knew Yi had secrets, but could they demand that he tell them everything?
It was enough to know he was on their side.
"Brother, did you feel that aura just now?" Hamura Otsutsuki asked Hagoromo Otsutsuki worriedly in the Pure Land.
"Yes. It was Uchiha Yi's. His aura is growing more and more