In early 1860s New York, Irish immigrant Amsterdam Vallon is released from prison and returns to the Five Points, seeking revenge against his father's killer, William Cutting, a powerful anti-immigrant gang leader. He knows that revenge can only be attained by infiltrating Cutting's inner circle. Vallon's journey becomes a fight for personal survival and to find a place for the Irish people.
A sound mixer on a low-budget sci-fi western movie falls in love with an untalented violinist and promises to get her scoring gigs for films.
In 1950s New York City, a bad and bloody gang war is about to erupt on the dysfunctional streets of Brooklyn between the Deuces and the vicious Vipers.
