A female team of government agents, under the guise of owners of a popular worldwide franchise of aerobic centers, matches wits with a group of criminals who have kidnapped a top defense specialist and his ailing son, intending to sell him to the highest bidder.
The archetypical renegade Texas Ranger wages war against a drug kingpin with automatic weapons, his wits and martial arts after a gun battle leaves his partner dead. All of this inevitably culminates in a martial arts showdown between the drug lord and the ranger, and involving the woman they both love.