As I walked home, wondering if anyone could hear me squelching along, my penis was being massaged by all the gunge in my underpants.

I started rubbing my crotch fairly vigerously as I walked along and then suddenly realised there was a guy coming along in the opposite direction. He must have seen me rubbing myself but he didn't say anything. Why are people out in the park so late at night!

Walking home, the streets were very quiet and I got back home without seeing...