The novel tells the story of Gack, a teenage boy from Giganda. Gack is a cadet commando in Fighting Cats: an elite army unit of the Alai Duchy. In the first chapter of the novel, Gack is mortally wounded in a dogfight with an attacking tank unit of the army of the Empire. Kornei Yashmaa, a progressor finds him and takes him to Earth where the doctors practically resurrect Gack. Yashmaa tries to help Gack adjust to life on Earth.
