In 2023, bridge engineer Wang Xiaopeng is accidentally transmigrated to 1980 when an experiment in his lab explodes, taking over the body of a young man with the same name. The original owner has just been paraded through the streets for profiteering and is near death from a high fever, but Wang Xiaopeng uses his modern knowledge to begin his comeback. At a state-run restaurant, he cleverly uses statistical knowledge to exploit loopholes in the ration coupon system and earns his first pot of gold, but this brings him into conflict with Hu Ying, a commune radio announcer. After that, he modifies old radios, takes over a plastics factory, and heads south to seek his fortune in the special economic zones. Along the way, he breaks through technological barriers, resolves business crises, wins battles over company shares, and expands into heavy industry, finance, and technology. In matters of the heart, he and Hu Ying go from constant clashes to standing side by side through thick and thin. After decades of hard work, Wang Xiaopeng builds a business legend. Amid the tides of a changing era, see how he rewrites his fate with his wits and composes his own triumphant song of progress.