“Oh man, sorry!” Niklas exclaimed, and for the first time in my life I was splattered with someone else’s cum. We were both students at the Goethe Institute. I was 26, he was probably around 20 and we had spent the afternoon by the Isar river, which runs through Munich, in an area where clothes were very much optional. We were at my apartment and had been grinding our pelvises together hard, exploring each other and givin...