However, Dr. Claire Lee was unaware that the person she had become so intimate with was not her beloved daughter Crystal Lee.
All the things she's doing were for another person's child who had already regained her missing memories but chose to hide the truth.
Crystal carried a heavy load of the truth and frequently tried to avoid Claire as she prepared to return to Las Vegas out of concern that her Mother might discover the deception.
Crystal had changed by the time she eventually returned to Las Vegas.
The once-familiar city became unfamiliar. The more time she spent with James, the more complex the part she had to play—fake being Crystal while knowing she was Ava—became.
She has a lot going on in her head, which prevents her from speaking the truth. There are too many unanswered questions.