After leaving Uchiha Fugaku's home, Uchiha Kei went straight back to his own.
To Uchiha Kei, Fugaku's probing had been child's play. The education he'd received in his previous life had taught him to see through right and wrong much more clearly. And, having read the story, he knew what was on the Clan Head's mind.
On the one hand, Fugaku really had had enough of Konoha's treatment. The Uchiha Clan had helped found the village, yet now it faced extreme oppression. Anyone would have found that unbearable.
But on the other hand, Fugaku truly was Itachi's father. He sincerely hoped for peace in the village, just as Itachi did.
The difference was that, as Clan Head of the Uchiha Clan, Fugaku also had responsibilities he had to shoulder. Torn by conflicting emotions, and facing the long-standing distrust and suspicion that became reality after the Nine-Tails Incident, he finally decided to set out on the path of a coup.
"Unfortunately, he's capable and ambitious, but he isn't a true leader," Uchiha Kei thought as he lay on his bed.
The son he'd raised had become the final straw that broke him. Uchiha Kei could understand him, but he couldn't understand him, either.
He understood because family was at the heart of it. In Fugaku's place, Uchiha Kei might have been just as inclined to choose family over anything else.
But he couldn't understand how Fugaku had made what seemed to him the most ridiculous decision of all!
He'd used his own life—and the lives of his entire clan—to force Itachi to make a choice. Uchiha Kei would never agree with that.
Fortunately, it was still early. Itachi was only a little kid, and Shisui hadn't fully grown up yet.
Uchiha Kei was still weak, but with the Mangekyo as a