the last love letter to Barat

'Is the happiness moment when I'm with you part of reality or just my imagination? ' said Bilya to Barat who was standing in front of her. Bilya didn't expect that her past trauma would make her suffer from schizophrenia. where she cant make difference between her imagination and her reality. because of her condition, she had difficulty for surviving. but one day she fell in love at first sight with a man named Barat, and she decide wrote her first love letter to Barat but she felt confused, because inside her head there were two scenes going on. one scene that shows Barat accepting her love but at another scenes shows Barat rejecting his love and in her mind she see that barat hate her. So what do you think? which one actually happens the reality?