Chapter 219 Brother & Sister Pleasure: Ep11

I assumed, stupidly, that that would be the end of things. I don't know why I thought the three of us would do it that one time and Lindsay would be done with it. I don't know how I could have so easily mistaken an entrance for an exit.
Still, you can see there's a certain logic to my thinking. After all, if you were asked to list the most likely occurrences in my life, regular masturbation sessions with two of my sisters would have been pretty low, right? Probably buried somewhere between 'get my own unicorn' and 'find a million bucks abandoned on the sidewalk.' And yet, that's exactly what happened, with the kind of casual inevitability that usually accompanies events like 'tuna sandwich for lunch.'
That very evening there was a knock on my bedroom door. I was lying in bed, watching something dumb on my phone, and starting to get good and sleepy. So, I was surprised by the sound, to say the least. I was wearing a pair of pajama pants and nothing else, so I pulled on a t-shirt before I answered.