This book goes into great depth as to the behavior of both zombies and the plague as well as how it mutates and what it really is. This book is far more than a single monster reference as it creates a complete resource and new reality within the world of APOCalypse 2500. Both GM's and Compatible Product Producers will find this book indispensable when creating and running zombie adventures. Included in this volume, is a complete zombie adventure scenario set in an abandon walled city, lost to the plague centuries ago