Errogenous zones

So as they walked off, Karyn even allowed him to put his arm around her as they walked... and Jon came to the realization that, hey, this isn't so bad at all. As long as I stay humble, of course... just don't get cocky. Stay small. Stay smart. And... yeah. If I have a little bit of cash here and there... and possibly Karyn!... maybe that's enough for now... maybe so. Problem is... Jon is virgin after all, kind of a dork and still youngish... but old enough for sexual frustration to have built up... knowing almost none of the images in his head from experience... only from porn and such, mingling with visions of Karyn... One hand in his pocket, one around Karyn... they trip on an old patch of sidewalk... falling over, ripping his pocket... touching the gem at the end of his wand into his underwear... With all those thoughts in his head...