Yumen Pass suffers years of severe drought, and the grain supply routes are cut off, leaving the entire laborers' town on the brink of collapse amid bitter cold. Tuantuan of the He family unexpectedly gains the Mountain God's discerning eyes. Not only can she see through the earth to discover an underground river and solve the town's water crisis, but she can also travel through time and space, meeting Cheng Qian, her fellow disciple and senior martial brother from the modern world. With her family's companionship and support, mountain delicacies and essential supplies flow in both directions between the two worlds. The drought, sandstorms, epidemics, and other hardships are gradually overcome. No one could have imagined that this desolate border town, where everyone was struggling to survive, would eventually become a paradise on the frontier, sustained by the warmth and helping hands of its people.