A documentary film about the story of MCA, a political organization that emerged from the anti-Franco movement, and which played a key role in the Transition and the 1980s in the structuring of new social movements, feminist, pacifist or environmental, as well as in numerous neighborhood and trade union struggles, and more specifically in the case of Asturias in the linguistic reclamation movement or in the renewal of the San Mateo festivities with the chiringuito Pinón Folixa.