Konoha, Forest of Death, Training Ground 21.
Uzumaki Naruto sat cross-legged on the ground, his bright eyes fixed on Ueno Kei, Jiraiya, and Tsunade before him. His expression was somewhat strange.
"Eh? So what are we doing next, Brother Kei?" Naruto cautiously glanced at the three of them and asked weakly. It was no wonder he was acting this way. Tsunade, Jiraiya, and Ueno Kei had practically stormed into Naruto's home, grabbed him, and dragged him straight to Training Ground 21 in the Forest of Death without so much as an explanation.
He could not help but feel uneasy. Had Brother Kei teamed up with that shameless perverted sage again and come up with some new way to torment him? After all, this was hardly the first or second time something like this had happened.
Over the past three years, Jiraiya had become quite unreliable, and Ueno Kei was even worse. From time to time, he would suggest some rather interesting training methods in his letters. Well, they were rather interesting in Jiraiya and Ueno Kei's eyes. In Naruto's eyes...
They were training methods straight out of hell.
Whenever Jiraiya received a letter from Ueno Kei back then, Naruto's nightmare would begin. So when the three of them hurriedly dragged Naruto out of his house today, he immediately had a very bad feeling about it.
"Eh?" Ueno Kei stared at Naruto's nervous expression in slight confusion, looking utterly baffled. He had not even done anything to Naruto, so why was the boy acting like his whole body had tensed up?
But in the next instant, Ueno Kei understood. Those varied and inventive training methods from back then had all been enhanced versions of templates from memories of his previous life.
A ninja's physical capabilities were several times greater than even