Following the 1954 Geneva Accords that partitioned Vietnam into two zones at the 17th parallel, a pregnant Dịu remains back in the South with her family while her husband has to move up North. At home, the young woman has to juggle between the duties of a liberation fighter and a mother while enduring her enemies' tortures and imprisonment, as she assumes the leadership of an underground Vietminh movement after its previous secretary was assassinated