Dealing with someone who has no empathy for you unless it is to their own advantage isn’t a piece of cake. And, when that person has an inflated sense of themselves, and demands to be treated with unquestioned respect and preference, you may be dealing with someone with narcissistic personality disorder. Your challenges are likely to escalate when you are divorcing or trying to co-parent after divorce.
Here are some of the traits of a person with narcissistic personality disorder:
A lack of empathy for others (unless there is an ulterior motive.)
A need to be admired and a great sensitivity […]