Short documentary directed by Berta Saldaña —who directed State newsreels for three different and opposing governments: Velasco Alvarado, Morales Bermúdez and Belaunde Terry— for the Empresa de Servicio de Informaciones (ESI) about the United Nations-funded Proyecto Experimental de Vivienda (PREVI) and the self-managed grasroots settlement of Villa El Salvador.