It is due to the fact that they only care for themselves and they might think you aren't good enough. Get over it, since you are obviously scared they might try to get revenge for you not thinking...
It's certainly possible. A narcissist may date another narcissist that is more selfish than they are to feel better about themselves. In turn say "i'm not as selfish as he/she is so that makes me...
This happens a lot as narcissists choose narsissitic mates much of the time. They deal with each other the same way they deal with everyone else and they form a sick and twisted relationship that's...