Turtle-X is on a rampage and it's not Cody's fault! Someone is controlling Turtle-X remotely but the question is who and why? And more importantly, will the Turtles and Cody live long enough to find out!
Turtle X hærger New Manhattan, men Cody insistere at han ikke har noget at gøre med det. Det viser sig at Darius Dun har plantet en "Trojansk hest" inde i Turtle X, som han nu kontrollere for at få ram på hans nevø og Turtles. Drengene skal nu arbejde sammen for at få ram på Turtle X...