In a nutshell, Claudia Draper (in a terrific performance by Heather Gordon) must prove she is sane enough to stand trial for the charge of manslaughter, having been committed to Bellevue mental hospital by her parents and the State of New York. In this somewhat informal hearing, she’s guilty of insanity until she proves otherwise, in hopes of getting to a trial where she’ll be innocent until proven guilty. Aided by defense attorney Aaron Levinsky (disarmingly low-key and cunning David Yen), whom she doesn’t necessarily trust, she churns her defiant, in-your-face way through the hearing, desperate to keep power over her own life. …