In director Darren Aronofsky's psychological thriller, ambitious New York City ballet dancer Nina Sayers (Natalie Portman) lands the lead in "Swan Lake" but soon thinks her dreams of stardom are threatened by a rival ballerina (Mila Kunis). As opening night nears and the pressure to be perfect builds, Nina's obsession descends into paranoia and delusion. Portman won an Academy Award for the film, which also nabbed an Oscar nod for Best Picture.