When their attractive cousin Elvira starts a relationship with their middle-aged father don Pepe, beautiful sisters Flor and María make plans to prevent the impending marriage.
The story of one man seeking justice for the murder of his father. Thus inciting a revenge-driven feud between families. Complicating things, the two youngest of each opposing families, fall in love.
An undercover cop and slick con-man form an alliance against a evil and vicious drug lord who takes advantage and uses the poor people of a small village with his equally evil henchmen.
A Customs officer fights crime, smugglers and terror on the dangerous borders of Mexico.