"Kaguya Seiya is a man shrouded in mystery. Many of our previous plans were ruined by him.
Obito suffered repeated setbacks at his hands. We considered many possible identities for him, but none could be proven.
But one thing is certain: he knows many secrets, and he is skilled at using them to mislead others.
Madara-sama, you must not let him drive a wedge between us!"
Whether Seiya truly knew something, Black Zetsu had no idea. But when he heard Seiya say that Madara Uchiha was the second Obito, Black Zetsu panicked terribly.
Not just Obito—even Black Zetsu, who had always considered himself clever, felt utterly at a loss whenever he faced Seiya.
Logically speaking, there should have been very few people in the entire ninja world who had survived from that era.
That toad from Mount Myōboku had already become senile. Though it had been close with Hagoromo Otsutsuki and the others, and had even taught them Sage Jutsu—
Even Hagoromo Otsutsuki, the Sage of Six Paths, did not know of Black Zetsu's existence. That toad should have been even less likely to know about him.
Yet for some reason, every time Black Zetsu saw Seiya, he felt as though he had been completely seen through.
Honestly, if his Mother-Saving Plan were not already ninety-eight percent complete, with only the final step remaining, he truly would have been unwilling to give it up.
Otherwise, Black Zetsu would even have been willing to hide for a while longer, wait until Seiya died of old age, and only then emerge again.
He had outlasted even the Sage of Six Paths. A mere ninja could live at most a hundred or eighty years—Black Zetsu could afford to wait.
"Don't worry. I'm not a fool like Obito. I know your origins better than