The fall of a shell with Martians on board in Los Angeles took humanity by surprise - after all, people had long ago decided that there was no life on Mars and there could not be. Very soon, guests of the Earth, completely different from people, became participants in earthly political games... The only science fiction story by M. Prussak, published in the 1920s. - both a poisonous criticism of American morals and capitalist ideology, and an original variation on the theme of “red Mars.”