Nguyễn Quý Viện

The year 1963 drags on heavily. Rumors about the US-backed coup are spreading. Ngo Dinh Diem's ​​government continues to suffer from a severe loss of popularity that is still worsening. Two lots of trafficked drugs from the Golden Triangle to South Vietnam have vanished into thin air. Luan sets out on what may be his final collaboration with Ngo Dinh Nhu.

In 1963, amidst tense relations with Buddhism that may face international backlash, the Ngo family try to find a way around the situation, calling on Luan for missions worth his life. Saigon is heated. A coup may be under preparations. Tran Le Xuan goes on a diplomatic tour of Western nations, determined to clear names.

After the 1960 coup, Luan continues to serve as the governor of Kien Hoa province and receive classified information sent by Y5, an agent installed by Kien Hoa Security in the Communist Party of Vietnam.

The Government of the Republic of Vietnam is subjected to military attacks and protests everywhere. Law 10-59 is enacted. Luan is sent to the United States for further military course training. Upon his return in early 1961, Ngo Dinh Diem decides to make him the governor of Kien Hoa province (Ben Tre today) to conduct the Pacification Program, with special privileges at his disposal.

Luan is entrusted by Diem-Nhu to become Commander of the Great Flood Operations and also Commander of Binh Duong's Security Corps, with full authority to take action to rectify the situation in this province. The Liaison Department of the Republic of Vietnam, under the support of the United States, carries out plans to send commandos to North Vietnam for reconnaissance. If the commandos successfully infiltrate, they will respond to South Vietnam with a tango. Plans Tango No. 1 and Tango No. 2 failed. What will become of plan Tango No. 3?

Luan returns to Saigon and becomes a Major in the Presidential Special Forces. He and Thuy Dung continue their relationship. News that Ngo Dinh Diem is opening the Highland Economic Fair held in Ban Me Thuot has attracted the attention of many intelligence and security organizations, whose political purposes vary.

In 1955 Tay Ninh, the National United Front is established and gives Ngo Dinh Diem's government an ultimatum: reform or attack. Luan goes to Da Lat for a vacation, where a meeting between him and a young woman has been arranged. The South continues to be ravaged by riots.