A 74-year-old lizard named Leo and his turtle friend decide to escape from the terrarium of a Florida school classroom where they have been living for decades.
Mickey, Donald and Goofy are the French three Musketeers.
The Turtles get into another battle with their enemy the Shredder, who has acquired new allies: the mutant thugs Bebop and Rocksteady and the alien being Krang.