I get that take on narcissists and mirrors, yet, I see it a little differently, in that when they look into a mirror they cannot see their true selves, so like a vampire, the reflection is actually missing, and they actually do not know who they are, mirror reflection or not. https://medium.com/know-thyself-heal-thyself/what-is-the-source-of-the-myths-that-vampires-have-no-reflection-and-are-destroyed-by-sunlight-7bf7b8eedf93