Alien Infrastructure, My Original Continent-Made Technology

A top student from Agricultural University traveled across the primitive continent and looked at the collapsed safe house. [Ding ~ Infrastructure survival system activated] Build a safe house? Open up wasteland? This is just the beginning I thought it was farming infrastructure, but who knew the system tasks were getting more and more outrageous! "Lord, how do you think we should deal with it?" "Sir, the train has started!" "Captain, it's an alien spacecraft!" Primitive society? The age of steam? Sepon Space? Then build technology in the primitive continent!