In modern society, crushing pressure is a constant shadow, and Yang Jiahe works himself to the bone every day. One night, after working until midnight, he suddenly feels dizzy and collapses dead at his desk. He thinks his life has come to an end, but fate has a strange joke in store for him: he unexpectedly wakes up reborn in the middle of the Ming Dynasty.
When Yang Jiahe comes to, he discovers that he has become a county magistrate. Since he is here, he decides to make the best of it. He quickly accepts his new identity and resolves to live well in this era. Unlike other officials who are focused on climbing the ranks, Yang Jiahe only wants to serve as a county magistrate in peace for the rest of his life. He also has a life plan of his own: work hard to make money and improve his lot, while putting his intelligence to use inventing new things.
Between the Ming bureaucracy and the bustling streets, Yang Jiahe draws on his modern knowledge and way of thinking to invent all kinds of clever, practical devices. His inventions bring him wealth, improve the lives of local people, and earn him widespread praise. But they also stir envy and greed in some, while political attacks and complicated disputes among the people become obstacles in his path.
Yang Jiahe refuses to back down. He deftly handles one crisis after another, writing a legend of his own on Ming soil. His inventions keep getting better, and his life grows ever more exciting. Along the way, he gradually discovers a new meaning in life. Want to know what adventures await Yang Jiahe in the Ming Dynasty, and what astonishing things he will invent? Come join him on his legendary journey!