Michael J. "Jay" Cochran is a retiring United States Naval Aviator who, after 12 years in the service, wants to relax and live one day at a time. He goes to Mexico, accepting a matched pair of Beretta shotguns and an invitation from his wealthy friend Tiburon "Tibey" Mendez to spend time at his hacienda in Mexico. Tibey is a powerful crime boss, constantly surrounded by bodyguards.