Technology Recovery Depends Entirely on Digging the Soil

Civilization and technology have long become a thing of the past, and only the raging mechanical beasts still tell the story of the glory of the previous civilization; No more green plants will grow on the land. Fortunately, humans in the last days can survive by relying on their weak supernatural abilities; During his escape, Shi Kuan accidentally unearthed the remains of a former civilization, and the "Doomsday Library" project reappeared in the world. (New author, please bookmark it if you pass by.)