Uchiha Mu put a great deal of effort into soothing his daughter, even making several promises before she finally calmed down. As for his son, he taught him ninjutsu and gave him some money, finally getting things at home sorted out in a flurry of activity.
In the days that followed, Uchiha Mu grew busy. Although the two women could stand in for him, he alone knew where certain things needed to go. All they could do was maintain the status quo, so Uchiha Mu was busy-extremely busy.
If Madara tried dragging him out again now, he would have to dispense some justice. Even his clones kept working until they ran out of chakra, then he made more to carry on. Uchiha Mu was practically taking nonstop hits of Unlimited Void.
Even so, Uchiha Mu could not finish everything anytime soon, so he simply dragged Black Zetsu into helping. The guy had little fighting ability, but he was perfectly suited to clerical work. One line-"If you want your mother to get out sooner"-was all it took to keep him firmly under control.
Madara visited once during this period. The documents alone gave him a headache, and Uchiha Mu even had to send clones out with Flying Thunder God to check things on-site. He became certain that he really was not cut out to be a clan leader, much less a Hokage. He could not handle any of this. He would much rather enjoy fighting on a battlefield.
There was also tailed beast chakra and Sage Mode to research, so Madara stopped disturbing Uchiha Mu and went alone to the forest where the Seven-Tails, Chōmei, had once lived to train in solitude.
Another three years passed like this. While stabilizing the Hundred-Clan Shinobi Nation, Uchiha Mu brought the entire country into