"Did your eyes evolve only after you used that potion or whatever it was?"
Once he had calmed down, Uchiha Fugaku asked.
"Yes." Itachi nodded. "And that's not all. I discovered that after injecting this potion, my body underwent some changes. I don't know what kind of changes they are, but I'm certain they're good ones."
Hearing his son say that, Uchiha Fugaku was finally relieved.
"What is this potion called?"
"It seems to be called—the First Generation Physique Strengthening Potion."
Sasuke understood. The reason his brother had been able to awaken the Mangekyō Sharingan was because of this First Generation Physique Strengthening Potion.
He wondered whether his eyes could evolve into the Three Tomoe after he injected the potion.
At that moment, Sasuke somehow thought of Naruto.
No one had notified him. Would he miss the time for the injection because he didn't know about it?
Forget it. He would bring him along when the time came.
Early the next morning, Sasuke got up at dawn.
He began training while the sky was still dim, and exchanged a couple of moves with his equally early-rising brother.
For the rest of the day, Sasuke trained at home.
As for Naruto... well, he slept in.
By the time he got up, the sun was already high in the sky.
After hastily eating a cup of instant noodles, he went to the river outside the village to practice the Rasengan.
He caught a fish at noon to fill his stomach, then dragged his exhausted body home that night.
The next day.
"Naruto, Naruto, wake up."
Naruto, who was sleeping in, pulled the blanket over his head, hoping it would make the noise a little quieter.
But how much quieter could it possibly get?
In the end, Naruto was still woken up.
"Sasuke!