They present like someone who is emotionally very young, and saw an explicit movie before they were ready - then spends the next half dozen years obsessing on it like Pippin and a Palantir. It burns and confuses them, but they can't let go of it.

Every time they see an image of the Mane6 they are right back there, staring in horror at the LIDLESS EYE and start screaming the same random things over and over until the pain goes away.