We can't put into one question these two options, the responsibility in the family or the love we are building. It is not easy to choose between the love and family because we will always choose the family over the different options and circumstances. Is it possibly that the past is in the present?
You can't share what you have to the other person especially when it's something that is valuable to you. You are not the first but rather the second or the last. can you still call it yours when you are just a wife in papers?