Return from Prehistoric Times with the System at the Start

Traveling through the ancient world, being plotted by the saint, he returned with the system. Reborn from the thunder catastrophe, he arranged for the earth's spiritual energy to revive, opened the age of myth, merged the fragments of heaven and earth, cultivated supreme skills, and finally saw the great road. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.