National Migration: I Stay on Earth and Build Shelters

Du Yuan accidentally got an early warning and rescue system, which not only saved people but also received supplies! But he never expected that something was seriously wrong with the sun! Followed by Global Immigration Mercury! And he was restricted by the system to stay on Earth. "If it can't save people, what use will I have to this system?" In desperation, he had to build his own refuge hut. But what he didn't expect was that this disaster was far more than just the sun. Some inexplicable things also popped up. "What should I do? Who will save me?" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.