Xie Yanzhou, an automation control engineer, is betrayed by both his colleague and his lover, who steal credit for his work and frame him for their mistakes. Branded a scapegoat, he leaves a leading manufacturing company in disgrace. He takes over an old production line at a small factory on the verge of bankruptcy. With exceptional technical skills and uncompromising principles, he overcomes persistent equipment problems and establishes a standardized traceability system. Through authentic records and consistent quality, he passes the client's rigorous inspection, ultimately clearing his name and securing a major annual order worth 30 million. His story demonstrates the responsibility and commitment behind having one's name credited for one's work.