A first-hand story of the worst tragedy that has befallen the Chilean army during peace times. In 2005, a march for novice soldiers who had voluntarily joined the army ended up with 45 dying from hypothermia. Due to the lack of precaution taken by the army commanders, what should have been a routine operation turned into a nightmare of minus 35 degrees temperatures. Through the testimony of the survivors, we get to know the consequences of the catastrophe 10 years later. A 5-year investigation, with unseen archive images and press coverage, which shows the unknown details of the Antuco tragedy.