The film follows Brad Avery (Paul Seranne) and Unit 56, a secret hit squad of the Lovian Secret Service. The year is 1977: Unit 56's mission is to rescue several American and Lovian POW's who are being held prisoners in Vietnam. They embark on a suicide mission through Vietnamese territory, battling dangerous animals, criminals and the feared Viet Cong. They finally reach the prisoners' location, Nang Khoi swamp after having lost two members. After a gunfight of epic proportions they are able to rescue the POW's and bring them to safety.