Now branded as traitors by their own city, the Flex Fighters team up with Dr. C and Blindstrike to work without the support of Rook Unlimited.
When the mind-controlling villain Dr. Dreamscape appears, it's up to the Flex Fighters to face their deepest fears in order to rescue the city.
After Blindstrike mysteriously disappears from Charter City, the Flex Fighters head to an old beach house to search for clues to her whereabouts.
With Wingspan and Omni-Mass occupied, Stretch must face the Tech Men alone when they return to Charter City to steal technology from Rook Unlimited.
The Flex Fighters seek help from their botany teacher when a new plant monster is seen raiding nurseries and chemical warehouses throughout the city.
When Gabe is transformed into the new Multi-Farious, the Flex Fighters must seek out his true personality to prevent him from destroying the city.
When Omni-Mass and Wingspan go missing during a brazen Tech Men attack on a Rook Unlimited facility, Stretch and Blindstrike must search for them.
After Rook is ousted from his own tower, he seeks out the Flex Fighters for help, revealing his past and the truth about the villainous Tech Men.
The Flex Fighters must team up with their greatest adversary when the Tech Men begin to convert the citizens of Charter City into obedient servants.
In the final showdown, Stretch and the Flex Fighters are forced to risk everything to wrest control of their beloved city away from the evil Tech Men.