Oh, the Sherlock fan fic? Yeah, not telling you that one... Sorry!
Read Sam and Fuzzy by Sam Logan instead. Those archives will also suck you in...as will many other web comics! QC just has the distinction of being the first web comic that ever kept me up all night...
PS. In completely unrelated news, check out the art of Matt Muirhead. I was so floored last night at his work on display at Mobtown Theater.