The fourth Rat novel. After saving the world, diGriz is called on to save the universe. Liberating his two, now teenage, twin' sons from a military boarding school and penitentiary, diGriz sets out to free his wife, who has been arrested by the tax men. But the family is soon fighting an enemy of a different sort, when the humans-only galaxy of the League is invaded by all manner of hideous aliens.
The Rat, disguised in the most hideous combination of alien physical features, is sent into the centre of the aliens' stronghold, where he finds himself the object of desire among the aliens. His task is to stop the aliens, who plan to wipe out every human in the universe.
Harry Harrison (born Henry Maxwell Dempsey, 1925–2012) was an American science fiction (SF) author, best known for his character the Stainless Steel Rat and for his novel Make Room! Make Room! (1966). The latter was the rough basis for the motion picture Soylent Green (1973). Harrison was (with Brian Aldiss) the co-president of the Birmingham Science Fiction Group.
Aldiss called him "a constant peer and great family friend". His friend Michael Carroll said, "Imagine Pirates of the Caribbean or Raiders of the Lost Ark, and picture them as science-fiction novels. They're rip-roaring adventures, but they're stories with a lot of heart."
Novelist Christopher Priest wrote in an obituary, "Harrison was an extremely popular