Primordial Era: Becoming the Great Emperor of Humanity from the Start

Jiang Heng transmigrated to the prehistoric world!
The story begins with Lao Tzu preaching to humans after he has become a saint!
Jiang Heng, who knew nothing about cultivation, could only scratch his head, indicating that he didn't understand at all!
With the help of the system, Jiang Heng created the Heaven-Covering Emperor Law among the human race!
From that moment on, humanity embarked on a completely different path to power!
Punching the witch clan, trampling the demon clan, and confronting the sage head-on!
Jiang Heng declared that in the primordial world, the human race has the final say!