A hundred kilometers south of Konoha, at Nameless Mountain, Yuhara temporarily stopped his work after a month of digging holes and came here... Of course, while he had a chance to get out and breathe some fresh air, the other two unfortunate humans were still underground, suffering from emptiness, loneliness, and cold.
At this moment, Yuhara was not the only one here. There were three others besides him—Shiranui Genma, Namiashi Raidō, and Iwashi Tatami, the Fourth Hokage's former young subordinates, shinobi who could do little more than stand guard.
However, since there was nothing left to guard at Nameless Mountain, they were here at Yuhara's request.
The four of them were squatting in a circle, with an unfurled scroll laid out in the middle.
"This is the barrier formation designed by Lady Kushina. Once activated, it will isolate Nameless Mountain from the outside world..." Yuhara pointed at the extremely complex techniques on the scroll and explained it to the three of them.
To be honest, Yuhara could not fully understand this barrier-sealing formation either. Kushina had only taught him how to set up the formation. As for its principles, given Yuhara's intelligence problem, Kushina had not bothered explaining them in detail.
Still, Yuhara trusted Kushina's abilities. No matter what, the barrier-sealing formation she had designed was the best, because no one in this world was more proficient at this kind of work than she was.
"It's obvious that activating a seal like this will consume a tremendous amount of Chakra," Shiranui Genma said, stating an obvious fact.
"Don't worry about the Chakra. We'll have it when the time comes. The problem now is that this barrier is still incomplete. If someone manages to break into the barrier by improper means, I want an entrance set up at the point where