The story of an Americana-obsessed Swiss valley community fighting for survival against the threat of modern society. To honor his recently deceased father, Joris returns on parole to the Wild West atmosphere of Horizonville, immediately finding himself face-to-face with demons from his past: his brother, Charly, his childhood rival, Raymond, and Latin beauty, Cheyenne.

A group of scouts decides to resist Benito Mussolini's order to close all associations not affiliated with the fascist regime. The young people continue to meet secretly in Val Codera, eventually supporting the Resistance.