Wu Ming is reborn into the seventies, becoming a young man with the same name who is heavily exploited by his relatives in the village, and marries the young lady Shen Lianyun. Facing the constantly demanding Wu family relatives, Wu Ming no longer endures, openly stating his attitude, and formally leaving home with his mother and wife to live independently. Relying on electromechanical maintenance skills far exceeding the current era, Wu Ming successively repairs precision watches and faulty machine tools, gains recognition from the machinery factory through his excellent skills, successfully joins the job to become a formal technician in the factory, and relies on his own craftsmanship to usher in a stable new life for the family.