"Black Zetsu, are you sure this will work?" A trace of hesitation flashed through Uchiha Obito's eyes.
At this moment, both his eyes had become Kamui Mangekyō Sharingan. He held one of Uchiha Madara's Sharingan in his hand, seemingly hesitant.
The Kamui Dimension was completely empty. Only Black Zetsu and Uchiha Obito were there, so Uchiha Obito did not have to worry about anyone launching a sneak attack. Yet Black Zetsu's suggestion still made him hesitate.
Originally, Uchiha Obito had not planned to keep using Uchiha Madara's Rinnegan, but Black Zetsu told him that the Rinnegan did not necessarily have to be placed in the eye to be used.
"Of course. If you're worried, you can put it in your palm instead. But then you won't be able to use the Rinnegan's vision!" Black Zetsu answered without hesitation.
To prevent the plan he had spent a thousand years preparing from failing, Black Zetsu had no choice but to make preparations for every contingency.
Though Uchiha Obito was fairly decent at the moment, he was still a tier below the Uchiha Madara Black Zetsu had originally prepared.
If things went wrong, he would have to find a way to revive him.
Naturally, Uchiha Obito had no idea what Black Zetsu was thinking. After a brief hesitation, he decisively pulled out a kunai and pierced his own forehead.
Seeing this, Black Zetsu hurried forward to perform the transplant surgery on Uchiha Obito. Using the Rinnegan was not as simple as digging a hole and putting it in.
Black Zetsu moved quickly. Before long, a third eye appeared on Uchiha Obito's body.
This time, after the Rinnegan was implanted, Uchiha Obito felt tremendous pressure. It was as if his body would be crushed apart the very next moment.
But after adapting for a