After the victory in the War of Resistance in 1945, He Yuzhu, a young man living in a Siheyuan in Beiping, uses his golden finger to turn the tables on his scheming neighbors, gets into university, and devotes himself to building the nation. During the Korean War, he designs advanced weapons to aid the Chinese People's Volunteers. After the war, he improves metallurgical and electrical equipment, helping drive the country’s industrial rise. From underdog to hero, he writes a legendary story intertwining his own life with the nation’s.
