Oniria is the reality that was generated when communication through dreams was discovered. Lucid dreaming was the gateway to the discovery of the La Llave Method, allowing millions of dreamers to found the first human capital in dreamland.
This megalopolis is known as the Palace of Desires or, simply, P.D.
The survivors of the climate catastrophe form a global mass of refugees while the cities on high ground have become fortresses where a semblance of normality is lived.
Refugees live in camps on the other side of city walls or in old abandoned villages. Strategic points such as mines and nuclear power plants are operated by private companies and protected by the army.