Lost: 1972. A plane has crashed in the Andes mountains. The passengers are hopelessly lost in one of the most isolated places on earth. Abandoned: Almost three months later, two of the survivors, emaciated and frozen, reach the authorities and lead a rescue team to the remaining fourteen passengers. Alive: The rescue team are shocked when they reach the crash-site. Food supplies have long gone, and the remains of the dead lie scattered among the fuselage. It is only too clear how these passengers have managed to stay alive...