I Started a Construction Business in Ancient Times

text Fourth Cataclysm + Base Building + No Romance + Hegemony [Host connection successful, system activated!] Modern office worker Su He failed in an attempt to save someone and was instead knocked into an ancient, war-torn era by a BUG-ridden system. Natural disasters and man-made calamities run rampant, the imperial court teeters on the brink of collapse, and the flames of war could spread at any moment. As the last surviving member of a fallen noble family, Su He's starting difficulty is set to hell—possessing nothing, surrounded by powerful enemies, even survival is a distant hope. Fortunately (?) bound to a system, sharing life and death. However—what? The system was gnawed by a w...