After making arrangements for Kakashi, Shiro spent a week running all over Konoha and finally visited everyone involved in the Nine-Tails Plan, making sure the plan could proceed smoothly.
After that, Shiro once again plunged into the Magecraft Workshop. Unlike before, however, he did not lose himself inside. Instead, he came out from time to time, still making preparations for the Nine-Tails Plan.
Time slowly flowed by amid Shiro's busyness, and very soon, the Nine-Tails Plan reached its first milestone: Sasuke's birth.
Over these past few months, the forces under Shiro and Minato could be said to have almost completely spread out. Shiro was primarily responsible for arranging everything related to the personnel involved in the plan.
For example, Kakashi's training, Azu's entry into the village, the training of Shisui and the others, the preparations for Sasuke's birth, and so on.
As for Minato, aside from cooperating with Shiro in this regard, his Anbu had also been intensively gathering evidence of Danzo leaking intelligence, to be used in convicting Danzo after the plan ended.
It was worth mentioning that, during this process, the research on the pseudo-Eight-Tails Jinchuriki they had previously conceived had failed. Although they had successfully sealed the remains of the Eight-Tails captured during the Third Shinobi World War using the method for creating a Jinchuriki, and although Chakra from the Tailed Beast could be extracted just like from a Jinchuriki—indeed, it was even easier because there was no Tailed Beast will—
But!
The Chakra in the Eight-Tails' remains was not renewable!
This also meant that once the Tailed Beast Chakra was used up, the Jinchuriki would face death!
This was obviously not what they wanted to see. After all, this thing was meant for Minato to use. And so, the plan continued to be shelved. In return,