There were countless Spirit Gathering Formations around the restriction.
These powerful spirit gathering arrays continuously absorbed the immortal spiritual energy at the peak of the cloud sky.
This caused the immortal spiritual energy in the valley to be extremely dense. As a result, when cultivating in the valley, one's cultivation would rise exponentially, several times faster than outside.
Li Lingtian remained motionless like a statue in the Forbidden Zone. He sat there for three to four years without opening his eyes. He had entered a mystical state of emptiness.
In the State of Emptiness, Li Lingtian was able to comprehend the world and completely assimilate himself into it.
After three to four years of comprehension, he had finally comprehended a different world by relying on his cultivation techniques and some divine arts. This world was countless times wider than before.
Gradually, he left the realm of emptiness and returned to the real world.