PHNOM PENH:​ Please be reminded that from Koh Thmor, Tonlong Commune, Memot District, Tbong Khmum Province, Area 21 Command, 21:00 on June 20, 1977, on Monday, Comrade Hun Sen and four trusted cadres, Mr. Nuch Thorn, Mr. Nhek Horn, Mr. Sou Kim Sreang called Sanh and Mr. Va Po An, escaped to Vietnam to seek support for national liberation from the Pol Pot genocidal regime.

The documentary more than 1 hour and 33 minutes, details the decision and the journey to the east in 1977 by Prime Minister Hun Sen and other four other comrades.