The work talks about after the Fifth World War, after the tremendous development of science and technology, so that man can invent weapons of complete extermination that destroy the whole world, but the matter was not completely the same. On the other side, the sons of the aristocracy, the sons of kings and decision-makers, remained in an underwater fortress called Delvato...
And after 700 years, the Delvatians decide to travel to Earth, and the story begins.