Some necessary things ultimately had to be spoken by him so that Ye Zi and Kushina would know.
Facing the slightly puzzled gazes of Ye Zi and the other two, the Sage of Six Paths said, "Asura and Indra were my sons. Their final reincarnations were Madara Uchiha and Hashirama Senju. Before that, they had reincarnated countless times. It was only in this generation, because of your appearance, that the cycle of cause and effect was severed."
The "you" he referred to was Ye Zi.
The Sage of Six Paths had no intention of blaming him, and Ye Zi would not feel guilty because of it. That would make no sense.
"The cycle of reincarnation ended with Madara Uchiha and Hashirama Senju, and the toad's prophecy also failed." The Sage of Six Paths looked at Ye Zi, whose expression remained impassive.
The Sage of Six Paths showed no obvious reaction either. Perhaps knowing that time was pressing, he did not elaborate. Instead, he focused on the most important matters, briefly explaining Kaguya's origins, the existence and purpose of Infinite Tsukuyomi, how to undo it, and, most crucially, the conditions for sealing her.
Ye Zi, Kushina, and Orochimaru listened silently.
As the Sage of Six Paths explained, sealing Kaguya did not necessarily require the reincarnations of Asura and Indra, but it did require the Chakra of both Asura and Indra as a medium to bear the Yang Release and Yin Release powers he bestowed.
Obtaining Asura and Indra's Chakra was not difficult. The Sage of Six Paths had reached the present world through the remains of Madara Uchiha, who had become the Ten-Tails' Jinchuriki. Those remains contained not only the Chakra of all the tailed beasts, but also the Chakra of Hashirama Senju and Madara Uchiha—in other words, the Chakra of