Vũ Thanh Quý

Spy film set in southern Vietnam after liberation. Thach Thao befriends Thanh, the son a police official, so she can easily pass police posts. She persuades her former boyfriend’s sister to emigrate illegally. The police begin to suspect her as a spy. Using the code-name K213 she has returned from abroad to contact counterrevolutionary groups masquerading as religious organizations. After a battle, the police arrest all the plotters.

A father was finally reunited with his son after the American War, only to be separated again by the Sino-Vietnamese War in 1979.