I am mezmerized, and now KNOW, they have done this BEFORENo way could he just out of the blue, suck cock like this on his first tryThe time they were ...laughing, the sounds in Kevs room when the door was lockedAs i waited for them to let me inIt all made sense nowMy cock has almost fully hard, as Ray picked up speedLike a pro, he was going from the tip all the way down in one fluid motionUpa nd down, up and down, up and down, Seeing his spit all over Kevs shaft was hot,Not as HOT as Kevs moms ,. .. That was so close just then." "Of course I know, I'm just glad you don't feel guilty." "As long as you're happy, I'm happy." "I'm ecstatic," I smiled. Matthew returned my smile with his own cheeky grin. "Then I'm ecstatic." He gave me a quick kiss on the forehead. "I'll sneak back to my room now; I'll see you tomorrow." With a wink, he was gone. Christmas morning was largely uneventful. We did the usual swapping of gifts, et cetera. I couldn't stop sneaking glances at Matthew as our mother. "I make his dick feel good? Well, it was fun, I was enjoying it. I suppose I've just gotten used to seeing his penis all the time and now I'm rubbing it with my hand. And, well, it was making me horny as hell."Shit, here," I said and reached around and undid the back of my top and slipped it off then put my hand around his dick and went on jacking him."Oh, Sis, you are so beautiful. I could tell even with your top on but now, wow, you are super-looking, like in Playboy. Even better." Oh, come. ” With that, she slouched down on the couch. I wasn’t able to bring my own “bag of tricks” with me, because of dropping my wife off at the airport, so I had to improvise. I pulled one of the wooden dining room chairs over to the couch. I unplugged her phone and turned the cord into a bondage rope.“Roll over on your stomach,” I ordered. She looked up and saw the phone cord in my hands, rolled over, and put her hands behind her back without having to be told. I tied her wrists together.