Being with someone who is still in the closet doesn't have to be so hard, try to make the most of it and continue loving each other.
Your question will also be posted as a public question in the Knoji forums, so be sure to phrase it as a general question that anyone could answer.
Relationships are hard enough without adding these kinds of elements to them.
However if you do find that you are in a situation similar to this, then I firmly believe that communication is a must.
In your home you’re her world, yet in her family’s home you’re nothing more then a friend or a flat mate.