A corrupt CIA agent Sands hires hitman El Mariachi to assassinate a Mexican general hired by a drug kingpin attempting a coup d'état of the President of Mexico.

When the local FBI office receives a letter from a terrorist known only as 'The Citizen', it's quickly determined that he's planning his next act at the Miss America beauty pageant. Because tough-as-nails Gracie Hart is the only female agent at the office, she's chosen to go undercover as the contestant from New Jersey.

During China's Tang dynasty the emperor has taken the princess of a neighboring province as his wife. She has borne him two sons and raised his eldest. Now his control over his dominion is complete, including the royal family itself.

The Turtles and the Shredder battle once again, this time for the last cannister of the ooze that created the Turtles, which Shredder wants to create an army of new mutants. Meanwhile Splinter is coming... to a decision.

A quartet of humanoid turtles, trained by their mentor in Ninjutsu, must learn to work together to face the menace of Shredder and the Foot Clan.