I was 17 and so horny all the time. I wanted my sister in bed with me.Our mom worked nights, really late nights so we were always by ourselves. I woul...d work into the evening and come home after she got home from school. I usually worked until 5 but this past night I was there until 3. When I got home It was pretty quiet. My mom already left and left a note saying she wouldn’t be back until 11:00. I started to go to the stairs when I heard a moaning noise. I quietly went up the stairs, not. Once she stopped struggling Peter reached up and started caressing her breasts and rolling her nipples between his finger and thumb. She reached down and was pressing his head against her vagina. Her body was thrusting up against his mouth as she groaned and gasped. Peter pulled away from her vagina and quickly slid up the bed, he slowly pressed his cock against her vagina and I watched as it entered her in one long slow thrust and heard her groan even louder. Peter started thrusting in and out. “That’s a good girl. How about I show you a trick?” Penelope asked when suddenly Kate felt tiny mouths in the bra cups sucking and licking on her nipples.“Ah fuck!” Kate exclaimed as the mouth in her panties continued making out with her vagina.“Fuck, Penelope you are amazing,” Kate grunted as she began to soak her living panties.“Oh my, someone’s giving me more magical fluid to play with. I’ve been aching to try something.” Penelope taunted once again. Suddenly Kate felt the wetness in her. This story begun when I was in 3rd year of engineering.I use to go college regularly and don’t miss my class much.One day my parents told me that they have to go out of town for some function so I need to come with them , I refuses so they decided to call someone here for me as they never leave me alone.So they called my cousin wife my bhabhi because she is close to our city and also like my good friend.I was happy as I have to spend 2-3 days with her but I never had sexual intentions for.