This is one of the first works in the author’s catalogue, written partly while studying under the supervision of Josep Soler. It consists of five short movements that develop on various musical parameters: Densidades y Adherencias, Sincronismos, Éxtasi, Anacronismos, ¿Destrucció…?. It is the only strictly dodecathonic work in the author’s catalogue,
Despite being a work made in his youth in 1983, it was not premiered until 2009 in a concert held in the auditorium of the Ateneu Barcelonès. The performers were the members of the Kayrós quartet.