Inspired by a television show featuring a kickboxing heroine, a woman named Kathy (Julie Suscinski) enrolls at a martial arts school in this low-budget action-comedy. When Kathy learns that the school is a front for drugs, prostitution, and blackmail, she uses her new skills to take the bad guys down.

While on a stakeout, hardboiled cop Eddie Boone gets injected with a dangerous new designer drug causing nightmarish side effects. As he searches for his missing partner, Eddie discovers the urban streets full of mutants, monsters, and mayhem orchestrated by the mastermind behind the lethal narcotic.