Ethan Song, a poor youth in ancient times, accidentally falls off a cliff during a famine and awakens the ability to travel back and forth to modern times. Relying on his natural brute strength, he finds work at a modern construction site, brings Polished Premium Rice and Pork Meat back to ancient times, and frees his family from hunger. Later, he learns bricklaying skills from a modern mason, builds Heated Kang for the entire village to solve the cold protection problem. By chance, he discovers that Wild Black Truffle, a common wild mushroom in ancient times, is an extremely valuable top-tier ingredient in modern times, so he organizes villagers to collect mountain goods in exchange for huge wealth, completely solving the village's food and clothing problem. On the road to prosperity, Ethan Song continuously introduces advanced technologies from modern times: he brings plastic film and vegetable seeds, teaches villagers to build Greenhouses to realize off-season planting; he buys Diesel Water Pumps to solve the problem of diverting water to highlands; he purchases chainsaws, greatly improving logging efficiency. As Dahe Village becomes increasingly prosperous, the neighboring Qingshan Village grows jealous, escalating from surveillance and grain theft to colluding with Mountain Bandits to attempt robbery. At a critical moment, the Qingshan Village chief has a change of heart and comes to warn them. Ethan Song arms the villagers with modern compound bows, leads the two villages to join forces, a
