"You sensed it too?" Sasuke looked straight into Obito's eyes.
Obito said, "After transplanting Kabuto's eyes, my Kamui underwent some sort of change. I can even sense disturbances coming from distant dimensions..."
With the Rinnegan and Eternal Mangekyō Sharingan as its foundation, his innate dōjutsu, Kamui, had also awakened an incredible power.
If Naruto really was in the dimension Sasuke suspected, even Yomotsu Hirasaka would probably struggle to reach him in an instant.
That was the supreme dōjutsu of Kaguya's Rinne Sharingan, [Amenominaka]. Its central Primordial Sphere Dimension linked the other five great dimensions—[Lava], [Ice-and-Snow], [Desert], [Supergravity], and [Acid Sea]... They were truly Kaguya's private domain.
Their spatial coordinates could not be deciphered from outside.
Not unless someone had actually been there once and marked the dimension directly.
Otherwise, there was no way to enter those dimensions of one's own accord.
But Sasuke now did have a way in.
Several days earlier, he had fought Kaguya in the starry sky above the moon. Near the end of their battle, he had fallen for her trap and been stranded in the Acid Sea Space. Only his divine technique, Agaru, had allowed him to turn the tables and kill her.
Although the acid sea had melted him almost instantly... he had still marked the Acid Sea Space with both eyes.
It had been an unconscious reflex honed through countless battles. He had never imagined he would return to that realm of death someday, much less after only a few days!
But this was a task he could not accomplish on his own. That was how terrifying the Acid Sea Space was!
Sasuke explained the precautions to Obito.
"I'll use Yomotsu Hirasaka to connect to the Acid Sea Space. Once we're there, use Kamui to break through the dimensional barriers and find the