Simon, a prison guard at St. Mau, loses the trust of his inmates after a tragic accident during a routine chase. Years later, haunted by his damaged reputation, he falls into self-destructive habits in a desperate bid to reclaim his lost esteem. Unexpectedly, he reunites with Lena in a dangerous, abandoned site, forcing him to confront his past mistakes.

The film reveals the diversity, sound and melody of Romansh, one of Switzerland's four official national languages. In the age of globalization, Romansh, which is only spoken by a small minority, seems to be threatened with extinction. For the protagonists of this poem of images and sounds, however, the language is a symbol of their belonging, their identity and their resistance.