Book 2 of the Doors into the Dimensions Series Joe and Alice helped the Artificial Intelligence computer of the Barton Street Gym win the battle for Milwaukee. Now the Superstrand Opti-cable network is about to connect Milwaukee to Chicago. What will they find, in the larger city? Has a single computer assimilated the city? Is there an ongoing battle for dominance? Or a really poisonous winner? Not to mention three other groups exploring Chicago Dimension Six. Joe's got his work cut out for him, beating the Chicago Rattlesnake and saving his dad.
This book is part of the Doors into the Dimensions Books series.