Nie Weiyang, male, half-vampire, never-hidden number one on the battle power rankings, former assassin now Paladin, defender of Zhongzhou, player, world boss... To be honest, I don't have much personal work, mainly responsible for rescuing people, killing people, leaping and slashing evil gods, and saving the world. "...They say you have a moral level beyond the current era, and will even save obedient enemies from danger. Is that true?" "It's just a win-win situation." "So how do those dangers come about?" "It's just a matter of time." "Then... what if the enemy refuses to repent?" "Refuse to repent?" Nie Weiyang smiled kindly, his sharp fangs flashing with a cold light. "—Wouldn't that be wonderful?"

Di Xiu transmigrated, becoming a gray rat in another world. Not only must he build a protective dungeon to safeguard himself and his race, but he must also constantly guard against invasions from other races. Humans, gods, demons, monsters, dragons, elves, ancient taboos... even outworld gods coveting the world! The former order crumbles, and the apocalypse topples the towers of civilization. In the face of life and death, Di Xiu comprehends the truth of magic. Magic is not chanting, but a rigorous set of underlying world protocols! Only with the correct logical framework can it be safely compiled and run. While other mages are still struggling to chant spells with their flesh and blood, Di Xiu is already debugging magic circuits in the dungeon, developing the third-generation gray rat exoskeleton armor, heavy armored mechs, and aerospace carriers... The magical industrial age has begun! The gray rats are building a jungle of steel and gears. Mechanical rats wield precision...