A new generation of oil workers are committing their lives on the hottest oil field. The model worker Liu Sicheng worships Iron Man Wang Jinxi and is proud of his father as Wang's friend. But non-striving Zhao questions his father's conduct. Harking back, an old train brought Wang and a group of young oil workers to scratch city of Daqing, they had to work terribly tough to change the image of oil-poor country.