The Nossiopéens, some humanoids fishes, live in the oceanic gaps.
As the human being they are intelligent and sensitive, their evolution, their technology are different, but based on our. Nossiopéens live in the ruins of our civilization, among remains and objects which we mislead. They do not know the origi of these objects so useful for their everyday life. Nossiopéens, which are curious, could one day want to discover it..