A sudden extreme natural disaster around the world caused the collapse of civilization. Zhu Zhao, a top expert in the military industry in the past, accidentally paired up with Luan Ning, a top agent specializing in trace tracing. The two were a perfect match. While solving the serial conspiracy hidden behind the natural disaster, they gradually built a stable survival base in the crisis-ridden dungeon area, leading the scattered survivors to find a stable way to survive.
