Pursued by creditors, Joe swerves into a driveway of a seemingly abandoned Sunset Boulevard mansion. He finds Norma, an ex-screen queen dreaming of a dramatic comeback and her husband/servant living there. She takes a fancy to Joe and, learning that he is a scriptwriter, persuades him to help her with her comeback screenplay. Being broke he accepts. He falls in love with a young script reader, but Norma breaks up their romance, setting tragedy into motion.