When his associate is killed, robust Irish detective Eddie Ryan vows to avenge the dying, no matter the fee. As he begins unraveling clues, his habits turns into so outrageous that he is obliged to show in his badge, however the expertise solely emboldens him. Ryan finally learns that his associate was caught up in a Puerto Rican gun-running scheme masterminded by a criminal named Candy Willie, who desires to foment revolutionary conflict.