A group of British boys who survive a plane crash find themselves stranded on a deserted island, far from civilization. Initially, freedom feels like a dream, and they quickly organize themselves under a leader, Ralph, who tries to establish a sense of order and work on a rescue plan. However, the allure of life without adults soon transforms into chaos as tension and primal instincts begin to surface.
Jack, a rival of Ralph, leads a group that is drawn to power and hunting, turning fun into a dangerous obsession. As the days pass, the friction between the two sides intensifies, and what started as a game evolves into a struggle for supremacy. In their quest for fun and adventure, the boys soon find themselves caught in a descent into barbarism, with one of their lives at stake.
Over time, fear and paranoia take hold of the group, triggering a series of violent events that destabilize any semblance of civilization they had attempted to maintain. The fear of the unknown and betrayal among them lead to an inevitable tragedy. In this shocking story, the dark corners of human nature are explored, leaving the young boys not only facing their environment but also their own most basic instincts.