Sten Stenson, Vietnam veteran, and his wife Carole, are on a cruise in Costa Rica when their coach excursion is hijacked. Sten’s military training overtakes him and within moments one of the attackers lies dead and Sten is hailed a hero.
Back home, anti-government protestor Sara Jennings is arrested for resisting policeman a routine stop. A chance meeting with Adam, Sten’s unstable son, sparks a strange but passionate relationship fuelled by a mutual hatred of the law. But as Adam’s behaviour steadily more extreme, he descends into a spiral of fanatical violence that is impossible to halt.