"How Steel was Tempered" describes Pavel Kochakin's severe life during the First World War, the October Revolution, the Civil War and the national economic recovery. Paul lost his father in his early years, his mother washed and cooked for others and his brother was a worker. When Paul 12 years old, his mother sent him to the station canteen to do odd jobs. He was humiliated. When the October Revolution broke out, the old Bolshevik Zhu was doing underground work in the town. Zhu told Paul a lot about revolution, the working class and class struggle. Zhu was arrested by bandits. Paul ran away with Zhu. Paul was thrown into prison because of Victor's informer. After he got out of prison, Paul jumped into Tonya's garden. Tonya and Paul are in love. In the fierce battle, Paul was seriously injured in the head. After leaving the hospital, he took part in the work of restoring and building the country. The gap between Tonya and Paul's thoughts is getting bigger and bigger, so they go their separate ways. At the end of the road construction project, Paul got typhoid fever and his health became worse and worse. 1927, he was almost completely paralyzed, and then he went blind. On the one hand, he is determined to help his wife make progress; On the other hand, I decided to start literary creation. In this way, "Paul took up new weapons and started a new life."