Mexican Narcotics officer Ramon Miguel 'Mike' Vargas has to interrupt his honeymoon on the Mexican-US border when an American building contractor is killed after someone places a bomb in his car. He's killed on the US side of the border but it's clear that the bomb was planted on the Mexican side. As a result, Vargas delays his return to Mexico City where he has been mounting a case against the Grandi family crime and narcotics syndicate. Police Captain Hank Quinlan is in charge on the US side...