The exploration of unknown planets is considered one of the most dangerous activities. Often accompanied by death and diseases unknown to science. Nobody wanted to lose specialists, so the authorities decided to correct this oversight and minimize the risks. It was decided to send prisoners to such planets, and things immediately began to move forward. Wild, unexplored planets were assigned a number index, and when a planet was recognized as suitable for life, it was given a name. The book begins with the arrival of prisoners on a strange planet, which, after decades of exploration, still bore a numbered index...