Discovered on Reddit while I was Googling erotic fiction: https://www.reddit.com/r/AmItheAsshole/comments/fsw2dq/aita_for_sharing_a_coworkers_erotic_fiction_with/
I would hope that when I was writing life-related stories in my journal none of my subjects would have recognized themselves. This is a bit creepy. It's also a funny story. (And was posted on April 1 last year, so make of that whatever you want.)