Millions of years ago, the inhabitants of the planet Krikkit learned that they were not alone in the Universe. This fact struck them so unpleasantly that they immediately declared a war to destroy all other forms of life. After a long and bloody confrontation, the Time Lords imprisoned the Krikkits in a prison, from which it was possible to free themselves only with the help of a gate key... Having promised his companion the coming end of the Universe, the Doctor brought Romana... to a cricket match. Naturally, she was disappointed. But in the midst of the awards ceremony, eleven figures in white suits and pointed helmets appeared on the field. The aliens, armed with bats, fired deadly balls of light at the screaming crowd. The Krikkitians, combat androids from the planet Krikkit, have returned. And now only the Doctor and Romana can save the universe from destruction...