The End of the World: My RV Can Be Upgraded to a Base Vehicle

The end of the world is coming, and the virus is sweeping the world. The rich second generation Lu Yuanhang was trapped alone in the frozen Mohe, but accidentally activated the doomsday base system. Start from a high-tech RV, upgrade defenses, craft weapons, unlock AI minecarts, and survive in this extremely cold hell. He must use all resources to build the car into the last northern fortress of mankind and the most distant and toughest lone star in this dark apocalypse.