Argentina: 1969: Major Molina has been sent to a military outpost in southern Patagonia to investigate the brutal murder of soldier Lito. The harsh weather conditions of Patagonia reflect the strict and cruel way in which the Colonel Hellman and his officers direct the garrison. Gradually comes to light that Lito was drugged by a fellow, Reppeto, and therefore was unable to participate in an unexpected military exercise at night. For his "disobedience", Lito was beaten to death. Molina seeks ju...