Die in a Gunfight

In New York City, a young guy falls for the daughter of his father's nemesis.
Mary and Ben are the star-crossed black sheep of two powerful families engaged in a centuries-long feud. When the pair reignite a romance after many years apart, their forbidden love draws a motley assortment of schemers and killers into their orbit, and as fists and bullets fly, it becomes clear that violent delights will have violent ends.