To Survive the Doomsday, I Have a Shelter System

Yang Chen believes that the most terrifying things in the end of the world are radiation, famine and alien species. It wasn't until he relied on the [Shelter System] to survive that he discovered that the most terrifying thing in this apocalyptic world was the "banker". This is not a natural disaster, but a gamble that spans more than a hundred years. Human civilization is just a bargaining chip on the gambling table, and the eyes behind the scenes are watching every survivor indifferently. As an ordinary social beast in the 21st century, he only has a tactical dagger, a system, and a brain that has been honed by games and is harder than the wasteland. Starting from reinforcing the first blast-proof wall of the shelter, he reestablished order amidst the tide of corpses and conspiracies. "Want to harvest human civilization? Have you asked me, the chosen one?"