Nina Sayers is the lead character in the film The Black Swan. She lives with her overprotective mother and suffers from schizophrenia, experiencing hallucinations and delusions. Her obsessive dedication to ballet is encouraged by her mother's ambitions. Nina's treatment plan would involve medication to reduce symptoms, relaxation techniques, assertiveness training to build confidence and independence, and cognitive behavioral therapy to challenge irrational thoughts. Her mother would also receive counseling to support Nina's recovery and establish healthy boundaries in their relationship. The goal is for Nina to gain control over her mental health challenges and pursue ballet on her own terms.