Jay Austin is now a civilian police detective. Colonel Caldwell was his commanding officer years before when he left the military police over a disagreement over the handling of a drunk driver. Now a series of murders that cross jurisdictions force them to work together again. That Austin is now dating Caldwell's daughter is not helping their relationship.

Sent to Mexico to help take care of aging Father Benito, young Father Amaro faces a moral challenge when he meets a 16-year-old girl who he starts an affair with. Likewise, the girl's mother had been having an affair with Father Benito. Father Amaro must choose between a holy or sinful life.

In the not-too-distant future, as a final response to crime and terrorism, the U.S. government plans to broadcast a signal that will make it impossible for anyone to knowingly break the law.