"Sword cultivators, martial artists, military strategists, Confucian scholars, formation masters, creators: which is the strongest?"
"None of them."
"Then what is strong?"
"Whoever controls these little stones is strong."
Spirit stones are a resource consumed by every cultivator whenever they cast a spell or use an art. They are also the source of conflict among the provinces.
Wang Ji transmigrates to the Nine Provinces of the Ning Dynasty and invents a method to precisely locate spirit veins and spirit ore deposits. With it, he manages to thrive among the great sects.