by Walter Greatshell
Cover Artist: Cliff Nielson
Ace Mass Market Paperback ISBN/ITEM#: 9780441020133
Date: 22 February 2011 List Price $7.99 Amazon US / Amazon UK /
Product Description: A group of women have been discovered who are immune to the Agent X plague. The secret of their immunity can provide a cure for human and inhuman alike-unless the Xombies find them first.