The Karensa Federation has conquered a dozen countries, leaving Mara as one of the last free nations in the world. Refugees flee to its borders to escape a fate worse than death, transformation into mutant war beasts known as Ghosts, creatures the Federation then sends to attack Mara. The legendary Strikers, Mara's elite fighting force, are trained to stop these monsters. But as the number of Ghosts grows and Karensa closes in, defeat seems inevitable....

"The Trottevilles have a house guest named Eunice, and Fatty will do anything to avoid her. While hiding from Eunice his disguise leads a mystery right to him: there's an escaped prisoner in Peterswood who is also a master of disguise. Now Fatty, Larry, Daisy, Pip and Bets have to find the man and avoid Eunice at the same time."--Provided by publisher.