Nina (Portman) is a ballerina in a New York City ballet company
whose life, like all those in her profession, is completely consumed
with dance. She lives with her obsessive former ballerina mother Erica
(Hershey) who exerts a suffocating control over her. When artistic
director Thomas Leroy (Cassel) decides to replace prima ballerina Beth
MacIntyre (Ryder) for the opening production of their new season, ...