Leona is causing the usual ruckus, destroying an entire city block to catch on criminal. As her teams gets yet another berating from the bumbling and high-pressured police chief, a jackass of an observer shows up.
An old friend of Leona's is mysteriously killed. Leona takes a leave of absence to hunt down the murderer. Somehow the mayor and the chief never realized that Leona is least suitable member for any kind of undercover or vaguely subtle work.
Leona's dear Bonaparte gets stolen and in tracking it down, Leona finds out that it was taken by the Puma Sisters because a researcher had hidden some top-secret data about new virtual narcotics in the tank.
Another version of the spider-vehicle attacks a prison, breaking out the killer of Leona's friend. That is followed by a string of red-herrings and false alarms for terrorist attacks. The Tank Police are mobilized and spread rather thin.
The traitor was planning to defect to another evil mega-corporation, killing the mayor was kind part of the deal, he finds out that the mayor is still alive and sends two spider-bots to attack the hospital where the mayor is being treated.