Fighting them consumed less energy than Seiichi recovered.
It took no effort at all. Easy and pleasant.
Seiichi was not doing this out of boredom, either.
Rather, every time he destroyed a fully formed demonic beast, his sense of a fortuitous opportunity grew stronger.
This also became a death sentence for every fully formed demonic beast in the sealing space.
There was no telling how much time had passed. The sealing space had no cycle of day and night, making time difficult to calculate.
An ordinary person would reach their limit after twenty or thirty hours, which could barely serve as a way to keep time.
But with Seiichi's energy and stamina, even he had no idea how much time would have to pass before he felt tired.
As a result, Seiichi had now lost all sense of time.
He just roamed and killed!
After flying for a long time, Seiichi no longer encountered a single fully formed demonic beast.
His sense of that fortuitous opportunity had also reached its peak.
"Why isn't there anything?"
Seiichi was absolutely certain that he had searched the entire sealing space during this time.
There was nothing.
He had even attacked his surroundings at random.
And then... nothing happened.
There was still nothing.
Seiichi felt that he might have overlooked something.
Seiichi stood on the ground with his left arm folded across his chest, gently rubbing his chin with his right hand.
He was wondering just what he had overlooked.
But there was nothing left.
He had turned the entire sealing space upside down.
Apart from the endless evil energy, there was nothing in the entire sealing space, not even a moving monster anymore.
He thought it over again.
Hmm.
That was right.
Seiichi was still absolutely certain.
Apart from evil energy, the entire