The film focuses on an analysis of the mechanisms of conditions and education `el càrcel del pueblo`, social housing in Madrid, architect Sànz de Oizà, the people call it `the prison of the people`. The film is oriented towards an analyses of the mechanisms of the conditionnement and of the education. The mechanisms of power manifest themselves in the architecture and in the hierarchic organisation of the institutions. This conditions the individuals and leads them to selfdiciplination.