The protagonist Zhao Xuecheng's soul travels to the courtyard in 1963, and replaces the deceased third uncle and enters the steel rolling mill as a team leader. Coinciding with the Jia family's funeral, he saw through the hypocritical calculations of Qin Huairu's neighbors. He did not rely on tolerance and compromise, but relied on hard-core workshop technology to stay in the era and forcefully control the hearts and disputes of the whole hospital.