A group of five friends embarks on a journey from New York to Los Angeles in a small aircraft, only to unexpectedly lose radio contact. As they press on with their flight, they begin to suspect that a significant catastrophe has occurred on the ground. During this tense situation, they uncover a hidden passenger named Erik, who insists that they must avoid landing at all costs. With their fuel supply dwindling, they are compelled to uncover the reality of their predicament.