Karate action and laughs never cease when a brother and sister go to California to visit their uncle. They soon discover that he's an alcoholic on the run from the Mob who want him to pay up or else...

Kevin Ryan is Hollywood's leading teen heartthrob. He's the star of "Ninja Boy," a hot Martial Arts TV series. The trouble starts when Kevin decides he wants to leave the hit show, so that he can go to high school and lead a normal teenager's life. However, he is the Studio's biggest money maker and the unscrupulous executives are NOT going to let him leave. Their sinister plans involve a desirable young starlet, a muscle-bound mountain man, and an army of inept thugs trying to kill Kevin's loveable, but mixed-up manager, Uncle Bob.

When Ethan's older brother Greg is found dead, the police rule the case a suicide, but Ethan suspects foul play stemming from Greg's recent involvement with a martial arts team called the Scorpions. Ethan is also accomplished at martial arts, and he determines to join the Scorpions as a means of learning what really happened to Greg. - Written by Michelle Sturges