The fight against the aliens who have conquered the Earth, no matter how useless it may seem, continues. The action of the fourth novel takes the reader from post-apocalyptic America to outlandish Paris, which insect-like monsters have turned into some kind of huge anthill. Brave Charity and her faithful friends find here not only a lot of new adventures for themselves, but also, perhaps, new allies in this uncompromising war - the inhabitants of the Free Zone, as the remnants of the Parisians call themselves...