Javier is what we have dubbed as a "husband-in-law." That is that without taking care of the care of the house and children at all, he knows exactly what needs to be done, and that he continuously collects a sum of sentences from the type: "It is that you do not organize", or "do not get nervous",...
"Año cero" is about the well-educated, well-to-do middle-class man, Miguel who loses his job. Now he finds himself without direction, credentials or long-term relationships.