Earth is taken. Women are almost extinct. Bianca, the twisted, feminine AI, has infected every mind. Survivors retreat to a space station, where scientists develop a powerful, short range weapon. Bianca slips from one body to the next, so finding her is impossible. But she'll show up to take sixteen-year-old Jackie, the only host who won't sicken and die if she gets infected. The admiral wants Jackie to return to Earth as bait, but if she sets off...