I followed a link on our sister website OOTF to HG Tudor, a self-proclaimed narc who explains how narcs function. What an eye-opener! F, M, B1, SIL2 are all a bunch of narcs. B2 probably as well. I think just SIL1 is not. This explains so much of my family dynamic.
H G Tudor could be very triggering for some mbrs on here, maybe if you're more aware of how narcissism functions or react more to narcs in the news e.g.