Invincible Since the Beginning of the Prehistoric Period

A modern person wakes up and suddenly travels back to the second generation of human race in the prehistoric times. He creates his own method of enlightenment, becomes a disciple of the original god, and awakens the supreme god-level system! Let's see how the protagonist establishes humanity in the prehistoric times! Transcendent saint! Beyond the way of heaven! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.