Wanda is a uber nerd with the coordination of a seizure victim. Her karate trainer is an aging pervert with a penchant for ball gags and various sex toys. When a bus from a rival karate school accidentally runs over a couple scientists dumping a toxic chemical down the sewer, the entire class is turned into high flying, flesh eating baddies! As they wreak havoc on the town turning others into zombie ninjas, Wanda and her instructor must save the planet with the help of a magic karate belt.
A tight-knit group of New York City street dancers, including Luke and Natalie, team up with NYU freshman Moose, and find themselves pitted against the world's best hip hop dancers in a high-stakes showdown that will change their lives forever.
With the world now aware of his dual life as the armored superhero Iron Man, billionaire inventor Tony Stark faces pressure from the government, the press, and the public to share his technology with the military.