I Am Engaged in Infrastructure Construction in the Last Days of the Gramps

The world was swallowed up by the indescribable "Abyssal Age", human civilization sank into the abyss, the whispers of the old rulers echoed in the deep sea, and madness and mutation became the norm. Lin Mu, a former civil engineer, awakened in a desperate situation [Materialist Infrastructure System] and was able to transform reason and order into real power. He is determined to use reinforced concrete, power networks and industrial assembly lines to build the last ark to protect mankind amidst his crazy ravings, and use the beacon of science to fight against the chaotic deep sea, step by step to regain the boundaries of human existence.