Aerobicide - The Extreme Ninja Workout, Vol. 1

It is the 1980s. Venice Beach has been taken over by Weight lifting gangs, Yuppies and evil ninjas. An 18 year old dance instructor ,Sheri Ken, has inherited the skill of a ninja by the way of ancient chants and Heavy Metal music. She must use her ninja skill to annihilate any foe who threatens her dance studio and to make it time for her next Hollywood audition.