Fix This Civilization, Thank You

Lin Yu, an ordinary maintenance worker. His life was supposed to be filled with wrenches, screws, and repair gadgets, until he discovered that the logic that made precision instruments spin again might also be able to make a collapsed civilization work again. What are relics? Furnace, genetic plague, spiritual invasion, what are these? When the universe gives you a doomsday interview, all you need to do is write one sentence on your resume: "I can fix everything—including civilizations that are about to collapse."