Documentary about the life of one of the first and last punks in Argentina, Sergio Mauro Spadavecchia "Mongo" from Gerli, province of Buenos Aires. Singer of the mythical Argentine punk band, Alerta Roja, Sergio was 17 years old when he sang for the first time in the band... A generation marked by the military dictatorship, the Malvinas war and drugs. Made by Mauro Rojo, filmed between 2014 and 2015 and with excerpts from other documentaries.