Let you upgrade alone, you lead the country into the heavens

After a catastrophe in the real universe, Zhang Xuan traveled to the Pacific Rim world. Just when he was about to reveal his identity, he was approached by a monster. At the critical moment, Zhang Xuan obtained the strong training system. As long as he went to the human world that encountered disasters and dangers and completed the hunting contract, he could get technology, high-tech equipment, shelter, power, and other benefits. But he knew that his own strength was limited, and the hunting contract was basically a life-or-death struggle. Therefore, in order to save the real world and these worlds that suffered disasters, and to complete the system hunting contract. Zhang Xu decided to use the system's shuttle ability to create the Human Mutual Aid Association of the Universe, and bring together all...