And no hits on tineye.  Has anyone seen her?

Um, did you forget to included something -- such as a link or an image?  Sorry but as I read this I've no idea what you're referring to.

http://www.eros-ny.com/files/234740.htm

This lady has the same writing and seems to be the real deal:
http://www.city-source.com/sarahjessie/
http://www.theeroticreview.com/reviews/show.asp?ID=148266
Most likely conclusion? The Eros ad is not what it promises. Only contact telephone equals transient.