The Song of Resurrection 1990 on netflix

Cheol-gi who dreams of a society that embraces justice begins classes at a night school. There he learns about political and social contradictions and the realities the people face. While doing research on factory conditions with his classmates Tae-il, Min-sook and laborers Hyun-sil and Bong-joon, Cheol-gi learns about the Revitalizing Reforms system and the improper practices in emergency measures. After the military revolution, during the election for a general student body in a move towards democracy, Cheol-gi unwittingly becomes a man on the run when emergency martial law is implemented in response by the government. Cheol-gi blames himself when hears about the deaths of Tae-il and Min-sook during the Gwang-ju Uprising from Hyun-sil and Bong-joon. Just when he and Hyun-sil try to start a new life together, Cheol-gi is arrested and put in jail. Inside the prison, he starts another move towards prison democracy.