In the future, Mars has been colonized. A martial artist arrives to investigate what happened to his brother. A powerful mining company is the prime suspect.

Alex Sheppard, a college student who hosts a late-night talk show on the campus radio station, finds herself in dire straits when she enrolls in the school her recently murdered sister attended in order to track down the killer. Little does Alex know the killer, a listener of her talk show, soon discovers her relationship to her murdered sister. Soon, Alex finds herself in the middle of a campus murder spree, and the killer's next potential victim.

Dray is a young playboy whose only objective in life seems to be to have sex with as many girls as he can without getting caught by his girlfriend Lisa. Dray's sister Jenny and her friend Katrina plan to show him that the way he lives is wrong and organize a party in Malibu, inviting all of his girlfriends.

Two undercover police officer investigating a heroin ring find their covers blown.