The fusion of man and nature does not require the use of the naked eye, yet one can still control everything around, even the crawling of ants or the falling of leaves from distant trees, all will appear within the mind.
Although the Shadow Demon evaded the naked eye, the sound of the airflow caused by the movement of his body told Liu Wentian where he was.
The fusion of man and nature is generally comprehended only at the later stages of Charm or even at the King Martial Peak, and is the hurdle one must cross to break through King Martial—a steep threshold!!
Breaking through King Martial involves too many difficulties, as hard as ascending to the heavens, and the fusion of man and nature is one of those major obstacles.
If one does not achieve fusion with nature, how can one harness the Power of Heaven and Earth to Walk on Wind after breaking through King Martial and be called an earthly Immortal??
At this moment, the Shadow Demon was utterly terrified.