Caught wanking Stories

It was early Saturday morning, and I was catching a bus into town to work in a retail shop. I was in my teens and permanently horny. I got off the bus in town and started the short walk to the retail shop, and was about to pass a public toilet, when I decided to pop in for a quick wank. The town was quiet, with a few people around, but mainly quiet since the shops weren't due to open for another half hour or so. In my min...