Liang Yichen, an "honest man" who was used as a cash machine by his selfish relatives, took over an abandoned factory on the outskirts of the city. No one knows that buried beneath this factory is the secret left behind by his grandfather - a complete underground base equipped with black technology laboratories and intelligent management systems.
When relatives competed for the inheritance and forced him to hand over the "deed of his old home", Liang Yichen smiled. He took the base's AI "butler" with him and used black technology products to make low-key money while digging holes for his greedy relatives to jump in. Cousin wants to steal his project? The next second her trade secrets became the laughingstock of the entire internet. Uncle wants to take over his factory? In the blink of an eye, I discovered that the title deed stated a piece of wasteland.
But at this moment, a mysterious organization suddenly came to the door, claiming that something in the underground base was related to the survival of the entire city. Liang Yichen was forced to get involved in a larger whirlpool. He discovered that his grandfather left behind not only a base, but also a layout that spanned decades...
