Love is not always a picnic but if you show that you are ready to stick it out in spite of a few difficulties, things will brighten up quickly.
You should remember that it is somewhere inside yourself, that sense of duty, that discipline and that reliability. Even if they are not your favourite virtues they will see you through the weeks to come.
Your work-life balance has become something you should think about. Try to find a little bit more time for the pleasures of life.