This is a genre which i have great interest in, but as others have said there is not much on. A few come to mind though which has this kind of implied element at least...
Darkholde by Gunslinger (also 'Happy Birthday' as well)
http://www.overflowingbra.com/results.htm?varname=81
Triple Hex by Leticia Latex
http://www.overflowingbra.com/results.htm?varname=664
A Nice Simple Job by Mirali (TG here also)
http://www.fictionmania.tv/stories/r...58157160451909
Halloween Sucks! by Volt Namazuros
http://www.mcstories.com/HalloweenSu...eenSucks1.html