The ashes of this tree were not a special material, according to Webster's intelligence.
Just as Webster had said, what he needed was a special feeling.
Even Charles, despite having purchased this portion of knowledge, could not be certain without encountering those special materials.
As he continued onward, Charles could fly, but he chose not to do so in this unknown place.
The air in the Realm of Inverse Cause was viscous, and every step required greater strength.
Fortunately, Charles possessed a demon's physique and power. This level of expenditure was nothing to him.
Charles kept moving forward.
Bang!
Suddenly, a muffled sound reached his ears, as though something had collided.
This plane had always been silent in Charles's perception, so silent that it had even begun to irritate him.
Yet in such a quiet—utterly silent—plane, the sudden appearance of such a sound made Charles wary.
He looked around, searching in the direction the sound had come from.
His spiritual power spread outward as well, but there was nothing moving nearby, nor was there any disturbance that should have been capable of making a sound.
He climbed onto a low broken slope, as though the ground had been torn apart and left with a raised ridge.
Charles looked down. A stone hung at the edge of the slope, teetering on the brink of falling.
Charles stared at the stone. The next second, it fell from the slope and dropped below.
No sound came.
But it was as though a bolt of lightning had suddenly connected everything in Charles's mind.
He looked around, then fixed his gaze on the stone again.
At this moment, the stone no longer felt as it had before. It was no longer an ordinary stone.
Only then did he finally understand what Webster had meant: the