i'd attach the image but its somewhat sugestive... (open shirt, pantsu) but its extreamly cute 'cause she's leaning back resting on the ghost character (mion?) in which appears state of comfort / relaxed.
someone edited it.... im tryihng to find the original. I know its from a doujin called "touhou Houka" and thats all i have on it. So, if anyone has it, i'd love to have the original.
(may not be all that work safe depending where you are)
link: http://www.koichan.net/ws-r/src/1203635944828.jpg