The moon hung high, and the stars shone brilliantly.
Deep within the Uchiha Fiefdom, atop the crown of a towering tree.
Naruto held the right Kamui Mangekyo eye in his left hand, while his left thumb, index finger, and middle finger formed a claw around his right eye socket.
As those three fingers slowly pressed deeper into the socket, his own right eyeball bulged slightly outward. It was a rather unnerving sight.
But Naruto himself, though a little nervous, wasn't afraid.
Knowledge was power. Once he understood exactly what would happen after he plucked out his eyeball, there was naturally nothing to fear.
Yes, in his previous life, all he had known was that changing eyes in the Naruto World was like changing light bulbs.
But when it actually came time to do it to yourself, no one would take it lightly.
With his system, Naruto knew that sooner or later, he would have to perform this light-bulb-changing operation himself.
So he had started asking around long ago, even consulting books for accounts of how it was done.
It wasn't until he first obtained the Super Beeper and contacted Snake Aunt to ask that he learned the truth.
Even in the Naruto World, not just anyone could casually pluck out their eyes and replace them.
Of course, it was possible with a medical ninja assisting nearby. Without one, however, you needed to have reached a level where you could control chakra with precision.
Otherwise, forcibly replacing an eyeball could permanently damage the nerves and blood vessels around the eye.
Yes, once your eyeball was removed, you had to keep precisely controlling your chakra to maintain the tiny nerves and blood vessels at its base, preventing them from dying or losing function during the replacement.
It sounded simple, but in practice,