A couple of quick recs, mostly based on length. :)

Kaelie http://www.slumberwalk.com/ghetto/
Bethann http://boudicca.com/unaware/beth.html
Nopseud http://nsa.slashcity.org/nsa/index.html
Juli http://hazyphase.net/missedopportunities/

Have you read any of the juc swap stories? Lots of good stuff there, though not particularly long, except for Inky's and Juli's stories.

And a couple of excellent stories from the earlier rounds:
http://www.jcjustin.net/swap/silveryscrape.htm

http://www.jcjustin.net/swap/liz.htm, which is a prequel to:
http://www.lizsdesktop.com/nsync/liz/always.html