The sixth book in the series of adventures of Captain Future - a space superhero from the future, a genius of science and technology, an adventurer and the most implacable crime fighter of all times. In the Solar System, high-speed spaceships taking part in popular space races began to disappear without a trace . The pilots of the Suicide Station, while testing ships, suddenly lose consciousness and come to their senses floating in space, and the ship disappears without a trace. To catch the criminals, Captain Future, under a false name, gets a job as a tester at the Suicide Station.