This documentary gives us a profile of Carlos Molina, the Uruguayan anarchist who was also an improvisational singer and poet, through words, songs and improvisations by contributors including Daniel Viglietti, Coriún Aharonián and Mauricio Rosencof.

An exploration of the Latin American protest song through performances and interventions by some of its most prominent figures: Pablo Milanés, Lilia Vera, Mercedes Sosa, Joan Manuel Serrat, Daniel Viglietti, Carlos Puebla, Sara González, and Gloria Martín. Filmed on the occasion of a concert organized by the University of the Andes at the Mérida Bullring, the documentary constitutes an essential record of the Nueva Canción movement as a continental cultural force within the broader context of the political struggles of its time.