Ván bài lật ngửa: Lời cảnh cáo cuối cùng (1986)

Luan continues to serve as the governor of Kien Hoa province and receives classified information sent by Y5, an agent installed by Kien Hoa Security in the Communist Party of Vietnam. He tries to identify Y5. The coup in 1960 ends with victory for the Republic's government, but unrest soon proves this result impermanent.