”Lina and Pilar walked across the Guatemalan border, through dense swampland to Tenosique, their first stop in Mexico. It hadn’t been that far in ...erms of distance, but they had to keep hiding from the roaming gangs of bandits.Even though they were far from the US border, reaching Mexico was a psychological boost. Just one more country, one more border to traverse.Pilar pointed to the map, “Tenosique, that’s where we caught Le Bestia.” Freight train. Filled with migrants. And preyed upon by. As deep as I can go, I slide past her tongue, and immediately feel her uvula and tight throat hole. I keep pushing until I bottom out part way down her throat. A deep gurgle of spit and bubbles are forced out, making a noise somewhat like puking yet somehow extremely sexy. My cock flexes over and over from the amazing feeling.I hold her there, enjoying the tightness of her throat, a feeling I've very rarely convinced girls to let me feel. Frozen in time, she doesn't gag, but her body slightly. The open marriage was able to work for they laid out the ground rulesand followed them like a personal doctrine. The first one was onlypeople of the same sex. The second rule was they both had to be out forthe other to pick up a sexual partner. Third one, it would only behookups, no socializing outside of sex. The fourth one was to betotally honest with their conquests. Anne was shocked at how many mendid not care he was a man when they found out they were getting blown.The fifth, and most. What was new, of course, compared to earlier bits of close looking and teasing, was that I was going to be masturbating "with intent to cum," as my sister had ended up phrasing it, as we had a few more exchanges while we got into position.With that, then ... it was started. I began with some gentle, self-teasing strokes, but Denise quickly became impatient, and said, "Based on what Lissa has described, I think the point here is that you should be trying hard to cum -- it's my job to make sure.