I'll stop here. I don't want to continue writing.
Although the story wasn't completely finished, it still reached seventy percent completion.
As for what happens afterward, everyone can guess.
Provoked by Black Zetsu, Sasuke Uchiha chose to fall to darkness for the sake of revenge.
But because he was driven only by hatred and was still a child, he hadn't reached the same level of awareness as Madara Uchiha and Nagato. He had no interest in changing the world for now and only wanted revenge.
Therefore, the final battle would inevitably take place on the battlefield of Konoha.
Naruto and Sasuke would break apart, Konoha would be crippled, and Kirigakure, Kumogakure, Iwagakure, and Sunagakure would divide up the Land of Fire.
With Naruto's support, the Land of Fire and Konoha should still be able to survive, but their decline would be unavoidable.
As for Kaguya, she could no longer appear.
That was because the Demonic Statue of the Outer Path had been dismembered and scattered across the world. To revive the Ten-Tails, they would first have to gather the statue's remains.
The tides of the world ebbed and flowed; what had long been united would eventually divide, and what had long been divided would eventually reunite.
The Demonic Statue of the Outer Path would certainly be restored someday. However, with its remains scattered across the world, gathering them all would take far more than a few years or even a few decades.
At the very least, Qi Shuang and the others of that generation would never see Kaguya appear.
Without Kaguya, and with Sasuke inferior to Madara Uchiha, the scale of Konoha's revenge war would certainly be smaller than the battle against the Akatsuki.
All in all, the story afterward would be about Qi Shuang "helping" Sasuke weaken Konoha, absorb