Rain (2006)

Rain (Brooklyn Sudano), a young black musical prodigy, finds trouble and heartbreak when she witnesses her sister's murder by gangbangers. In order to protect her daughter, Rain's mother secretly contacts Rain's biological mother, and Rain learns the truth of her parentage: She is the daughter of a white socialite. Sent to live with her wealthy grandmother (Faye Dunaway), Rain adjusts to boarding school life, where her musical talents flourish.