Chakra surged endlessly from deep within his body. As it flowed throughout him, his injuries began healing at an astonishing speed. His broken bones reconnected in the blink of an eye, and his torn muscles healed in an instant.
Like surgery repeated millions of times, the treatment proceeded mechanically yet with spiritual grace, like the divine hand of an artist. It was dazzling and breathtaking.
This was the legendary power of the Fourth Hokage.
Indeed, it was on a completely different level from Konoha's famous doctors.
As a ninja, injuries were an everyday occurrence, and he had received medical treatment more than a hundred times.
But never once had it been as fast and flawless as this.
With his head lowered, letting the blood drip away, Shisui slowly clenched his fist.
Power. An endless stream of power surged into him.
"You've been strengthened."
The Fourth Hokage's voice rang out in his mind.
"If you've got any powerful techniques, don't hold back. Use them all you want."
"That Mangekyo thing, for example."
"Even if you turn yourself blind, I can heal you."
With the constant advances in Medical Technology, blindness caused by depleted Eye Power was no longer a technical challenge.
There were also several treatment plans to deal with it.
"Use it without holding back."
Chakra transformed within his body. Passing through his eyes, it continuously changed into Sharingan Eye Power. Feeling his eyes filled with Eye Power to the point of nearly exploding, Shisui held his breath.
"Fourth Hokage, how did you know I had Mangekyo?"
It wasn't that Shisui had deliberately hidden it. It was simply his grandfather's instruction. There was nothing worth showing off about anyway, so Shisui had obediently followed it.
As he grew older, he gradually realized how terrifying his eye technique was, and he