He often spent the night at my house and after my parents went to bed in the next room with both my and their doors open, he would pull the sheets off... exposing his hard cut cock to me and I would have to crawl out of bed and go suck him off. The next morning, my dad would close the door to my bedroom so as to not wake us up, and with him in the bathroom next to my bedroom, I would have suck Josh off again and enjoy the taste of his cock and cum as I crawled back into bed for another hour of. I looked at the thing in her hand and asked, “What is that?” Tina just stood there and said, “Suck it, honey." “No, I’ll pass,” I replied. Well this didn’t go over to well and as she reminded me she was allowing me my indulgences so she should have a few of her own. Tina, in a more stern manner said, “Just suck on it, no one will see you. Do it for me." It took a little coaxing but I finally gave in. Tina was really getting into watching me suck on the cock shaped toy. She was feeding to me and. From that day I decided to fuck her. It somehow became my only wish that I only needed to fulfill.That day I somehow controlled myself from going in her room and went back to my room. One day I got to know that she is again taking leave from college and staying at home, so I also took a leave and stayed there, then I decided to give it a start and started talking with my sister.We were not much casual because she was a kind of shy girl or u can say conservative, so we kept on talking about each. It’ll feel like raping a virgin!” While talking she had started rubbing her clit and now she was already moaning, quivering with anticipation. I was a bit dumbstruck at first, but now I scanned the room for a bottle of lube while slowly withdrawing from her overstretched pussy.Either she saw that out of the corner of her eyes or she just guessed my intentions: “No lub. No stopping. No mercy. Fuck me and HARD!”If she wanted it that way, she would get it that way. I withdrew a half step and then.