Double-Passing Door: Empty the Prehistoric Human Race at the Beginning

Lin Sheng got a double door that can travel through different worlds. By completing the task, he can get rewards. The first world is the legendary prehistoric world, and its mission is to help the prehistoric human race rise. He originally planned to complete it himself, but after experiencing several near-death experiences, he directly chose to hand over the task to the state. I plan to rely on the country's strength to help him complete it. But the prehistoric water was too deep, and the country could not withstand it. In desperation, we had to evacuate the prehistoric human race and return to the earth. Who would have known that in this prehistoric world, without the human race, the saints would go crazy? Hongjun took action directly and was discovered through the double door. He only had a thousand years to hold on before the prehistoric saint would come over. Lin Sheng and the country had no choice but to look at other worlds. A few years later, Lin Sheng, who already controlled the infinite multidimensional universe, took the initiative to open the portal to the prehistoric world. "Saint? What world doesn't have dozens of saints!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.