We guys planned, and purposefully declared in front of girls…to provoke them…so they too joined eventually. 6 guys, 4 girls not bad!When we reache... there, we had booked 2 rooms, one for guys and one for girls. It was a 3 day trip. The second day plan was to go for boating in the beach morning 9 o clock, all are ready, as usual, I am the laziest one who went last to take bath. All were eagerly waiting for boating so they asked me to join after bath and they would leave now to beach. They left.I. Then you kissed my thigh right at the base of my ass as you got up, causing me to shiver with excitement. You pushed my skirt up over my ass, admiring your handiwork. After a moment, you held the smallest of the buttplugs to my lips. "Suck," you ordered, and I did, getting it well wet. You took it abruptly from my mouth, and wasting no time, inserted it gently but firmly into my ass. It was just big enough for me to know it was there, but not hurt at all. "Don't let it fall out," you ordered,. I will untie your cock but I am afraid your hands and feet will have to stay in bondage all night or at least until you come back from the edge enough for that marvelous prick of yours to soften. Then I will pop on the chastity belt and let you loose.??Chastity belt! What are you talking about?? ?Well?? said Jessica, ??you did need help not to come when I rode you and we both know that the way you feel now you won’t be able to keep your pledge not to masturbate. Don’t worry, darling, I. I was getting mad with lust now.“Ever thought of me?”, I texted.“I was wondering when you would ask this! Honestly dude, I think about you too. You have an impressive body and I have never seen you naked recently. But I think you have a massive cock too”, my sister replied.Wow, my own sister was talking about my cock! Man, I was numb now.“Well, I don’t know if it is massive or not but, yeah, I am big down there”, I said.“Are you stroking it right now?”, my sister asked.“Yes, I am. You made me.