In the distant future, humanity has split into two parts. These people , who are on the earth. are forced to spend their entire lives in the steel caves of giant cities not seeing sunlight and eating yeast crops, while cosmonites, Descendants of the Earth, Other Planets , went far ahead along the path of scientific and technological progress and mastered the expanses of the Universe They treat the inhabitants of the Earth as creatures of the lower class, but long years of quiet and comfortable existence have led to the fact that cosmonites, accustomed to rely on robots in everything, have lost the ability to non-standard thinking. Therefore, to investigate the intricate crime on the planet Aurora, they are forced to attract an earthling - New York police officer Elijah Bailey.