Prehistoric: People Are in Prehistoric, Full Cast!

Bai Chen woke up from a coma and found that he had traveled to the ancient wilderness. It became the pure white lotus in the innate lotus platform. Because of insufficient origin, he was forced to come to the ancient continent to look for opportunities. However, he discovered that the present prehistoric period was still in the period of calamity by ferocious beasts. However, after Bai Chen escaped the evil beast's calamity, he discovered how this prehistoric era was different from the prehistoric era in his memory?