Build a movie plot around this: who suspects that Catherine is suffering the onset of mental illness? Claire and Catherine
A:
The movie opens with Catherine (Gwyneth Paltrow) talking to her father Robert (Anthony Hopkins) after he startles her watching TV in the middle of the night. He gives her a bottle of champagne for her birthday, which she starts drinking from the bottle, commenting on how bad it is. They chat for a while about the nature of insanity and how he is crazy, but then she challenges his admission that he is crazy, pointing out that he had just admitted that the nature of insanity is that you can't acknowledge your own insanity. He reminds her that he's not just crazy he died last week and his funeral is tomorrow.Awoken from this dream, Catherine realizes that there is someone still upstairs -- Hal (Jake Gyllenhaal), a former student of Robert's. Robert was a professor in the University of Chicago's math department and Hal is a fledgling mathematician, struggling to advance in the field with any sort of developments of his own. In his younger years, Robert had made many advances in mathematics, revolutionizing the field twice before 22, and is quite famous and well regarded for it, but struggled with mental illness for the last 20+ years of his life.Catherine asks him why he is still there and he confesses that he thinks that somewhere in Robert's books of notes there has to be additional products of his mathematical genius. Catherine asks him what there has been in the notes he's made it through. Hal confirms that it was gibberish, but tells her that it would make a career for someone to find even a fraction of the advances Robert made in his early to mid twenties. She asks if he is trying to steal her father's work, and he says that, no, he would credit the discovery to her father. She demands to see his backpack and pulls it off of his back, dumping it out while trying to find any of her father's belongings. Nothing found, she apologizes and he gets ready to leave. As he's walking out the door she picks up his folded up coat from a chair, thinking he is forgetting the garment, but a notebook falls out. She yells...