I assume the "they aren't real" lady (video in the link) but there's been so many crazy/high passenger incidents post pandemic I can't be sure:
https://www.complex.com/life/a/jose-martinez/woman-viral-vid...
https://www.complex.com/life/a/jose-martinez/woman-viral-vid...
For instance, it could be a hallucination, I've had some pretty weird hallucinations myself in spite of never doing drugs (auditory), they were totally believable and yet impossible and I'm rational enough to realize what is a hallucination and what isn't but if it is visual then it may be a lot harder to get a grip on yourself.