I’m a sure thing.” I said, “Repeat after me. I want you to say everything I tell you to say, exactly how I tell you to say it. Then it won’t ...e new. You can always say it again. Ready?” He wasn’t really sure about this, but said, “OK, but it feels weird to talk to my sister about sex.” I laughed and gave him a bit of a stern look at the same time, “Oh you are going to do more than just talk about it. Look, Tommy, we are already down this road. I willingly took your dick in my mouth. You. He then took a scoop of Vaseline in his fingers and pressed it onto Lucy's puckered asshole, pushing it deeper with one finger, spreading it all over the inside of her ass, then pushing two fingers in until her as was loose. The then did the same to Katie who was on the other side of Jasmine. Then he did the same to Jasmine before spreading some on his cock and pressing it against her ass.Jasmine began to moan as soon as her brothers dick pressed against her ass hole. He slowly applied some. Just... mmmmm..." I managed to get out."So you like that?" She smiled and giggled, moving her hand back up a little, the other still stroking the tip of my cock. I simply nodded as she ran her hand back down again, this time circling the little hole for a short time, then she gently pushed the tip of her finger in, rubbing very gently in and out.I couldn't take it any longer, with a somewhat violent burst, my cock thrust out a short stream of white fluid, landing partially on her right breast. Understand?" Understood," a relieved Don responded. "So, see you in a month?" Yes, we'll be very glad to see you. A recommendation?" Yes?" He sounded worried again."Start sleeping in the nude. It'll help make the adjustment a little easier."The next morning I sent them a package of back issues of naturist magazines, which (I found out later) delighted Gloria, fascinated Don and terrified Megan. Gloria's admission forms arrived as a PDF attachment that day in the school's e-mail, which Stuart.