Escape from the Ice Fog Zone

In the future world, the sudden arrival of alien technology causes an accident - ice fog. This accident directly suspended people's normal life. The domain that comes with the alien spacecraft (key) withstood the ice and fog, and people were able to survive. New things can always trigger changes in technology. As time goes by, people gradually master the secrets of alien technology. What will people do with these technologies? Explore the reasons for the birth of ice and fog, or use new technology to symbiosis with ice and fog? How people will choose, I don't know. No one knows where this train will go before it arrives at the station. Welcome to read about an unknown journey.