"Sure enough, he was hiding here."
Naruto stood outside a spherical house and looked through the open door at the scene inside.
A family of three sat around the dining table, eating peacefully. The mother's dark red hair lay close to the child's bright red hair, making them especially conspicuous.
That child was Nagato Uzumaki.
He was also Pain, who served under Naruto in the Main World.
This child, who should have lived an ordinary life, was later pushed step by step into suffering by Madara Uchiha. The redder an Uzumaki's hair, the purer the Uzumaki bloodline in their body and the more chakra they could possess. Nagato's blood-red hair was proof of his bloodline's purity.
As for Naruto himself, his hair was yellow, which meant he had inherited relatively little of his mother's Uzumaki bloodline. More likely, the Uzumaki Clan had originally descended from the Asura Clan, and after being affected by Asura Chakra, he had directly absorbed the Uzumaki bloodline. That was why he had not grown red hair.
Among the tragic figures of Naruto, Nagato definitely ranked near the top.
When he was young, he first experienced the destruction of the Land of Whirlpools and could only flee from place to place with his parents. After finally escaping pursuit and finding somewhere to settle down, the Second Shinobi World War arrived. Konoha shinobi then killed his parents, destroying even his last shred of peace.
After that, he met Yahiko, someone he could entrust his heart to. But Yahiko was eventually schemed against and killed by Danzo.
Later on, Black Zetsu and Obito joined forces to arrange Nagato's entire life for him. He went to Konoha for revenge and made the whole village feel his pain, only to be forcibly talked into changing his mind by the original