Yahiko, formerly a ninja from Amegakure, sacrificed himself for his comrades in the scheme orchestrated by Hanzo of the Salamander and Danzo.
When the mysterious Masked Man appeared, he turned the tide, driving back Hanzo and Danzo, then later helped Nagato exact his revenge.
But after Hanzo was killed, Yahiko's corpse, now transformed into the Deva Path of Pain, was reborn with memories that did not belong to this world.
What was the reason behind it all? What would Yahiko, now possessing absolute power and everything in the world, do?
"No matter what happens, even if I stand alone, I'll fight those visitors from beyond the heavens to the death!"
No one!
Come on! You wrote well!