A girl turned up in New York’s Times Square two weeks ago saying she doesn’t know who she is, or where she came from. She does however react to the name “Amber” and is said to have quoted a passage from Fool’s Fate. She also said she has been writing a fantasy story featuring a heroine named Rian “who’s been raised by the commander of the guard post on the edge of a fantasy kingdom.” Please check the following articles to see if she looks or sounds familiar. If she’s been active in the fandom someone might have met her or interacted with her online.

New York Post, New York Magazine, People.com

Edited to add: CNN has picked the story and has more details.
Edited on 24^th of Oct to the most up-to-date version of details on CNN.