Ooh, I've read that fic, but can't remember the title either (I don't really pay attention to them after I get to the first sentence of the story).
"You take turns, advise and protect one another, even heal or be healed when the going gets too tough. I know! That's not a game--that's friendship!" ~Shelly Mezzanoble,
Confessions of a Part-Time Sorceress: A Girl's Guide to the Dungeons & Dragons Game Darcy\'s Place