Just Passed Through Australopithecus, the Ice Age Is Coming

Traveling back millions of years, bound to the Australopithecus group, he can survive on new individuals every time he dies. As long as the group is immortal, Lin Yuan will not die. However, there are only six individuals left in the group. If the last six ethnic groups die, then Lin Yuan will also die completely. Murder is everywhere, saber-toothed tigers, pythons, and wolves are all threatening the group. Food was scarce and there were no tools or weapons, making it difficult to hunt mammoths and bison. Lin Yuan discovered that he could accumulate evolutionary points in survival and lead the tribe to evolve. Using tools, making tools, walking upright, making fire, language... Making bows and arrows, smelting bronze... However, Lin Yuan discovered that the ice age was coming...