Did the Uchiha have any hidden Mangekyō Sharingan masters?
The answer was certainly yes, because no one knew the limits of the Uchiha's deep reserves.
In Uchiha Fugaku's era in the original story, Uchiha Fugaku, Uchiha Itachi, Obito Uchiha, and Shisui Uchiha had all awakened the Mangekyō Sharingan.
From this, it was clear that the number of Uchiha Clan members who awakened the Mangekyō in any given era would likewise be small.
At least one or two.
So in the previous era, the era of Uchiha Fugaku's father, there might well have been surviving Mangekyō masters.
Just like this man, who was old and frail, silently watching the Uchiha's turmoil without making a sound.
Having weathered too many storms, he instead placed little importance on the concept of the clan.
At his age, he would never have lived to see Uchiha Itachi slaughter the entire clan. He would have been in his grave long before then.
That was why Uchiha Itachi had never encountered this old veteran. But now, events were taking place far earlier than in the original story, so encountering unusual circumstances was normal.
Holding two bloody eyeballs in his hand.
Shisui Uchiha fell silent.
"He had no intention of making things difficult for me. Otherwise, I might not have been his match."
His ocular power, tempered and honed countless times, and his profound chakra were enough for him to easily activate the complete form of Ukae Susanoo.
Shisui could not activate Susanoo yet.
He had not learned it yet.
"Thank you. I will make the Uchiha Clan great again."
His figure vanished. By this point, Shisui had killed every Uchiha clan member still in Konoha, completely wiping out the great clan that had once awed the world.
As he reached the entrance to the clan compound, Anbu