Mom went to see grandma as she was not well. We were all alone in the house, it was hot summer. I removed my tee and was sitting bare back, suddenly I... felt a hand on my back. Shivers went down my spine and my cock went hard. It was my sister, she called me many times but as my headphones were on she had come up to call me for lunch. I turned back to see my sexy riya in shorts and tight tops.We sat in dining table, she served me, suddenly she called me. I was caught off guard staring at her. Snapping more pictures Terry looked over to the mirror (which was opposite the sofa), where he saw himself with Jill’s panties on his head, panties wrapped around his shaft, and fucking his sleeping sisters who was in her panties too!Never having had such an erotic experience or visual like this before, Terry didn't last long. He collapsed on top of Jill, and shot what felt like massive amounts of i****tuous salty seed, deep inside his sister’s unprotected pussy.After his huge orgasm subsided a. ”“Say it.”“Hi Coach Natasha, how are you?” Natasha let out a deep sigh. “Stacey we only have a limited time to teach you some discipline. I realize at your age two weeks seems like a long time. Trust me. It’s not.” Natasha unbuttoned the top two buttons of her own shirt, revealing a bra that looked rather sexy to be wearing for such an engagement.“What does discipline mean to you? Address me how I’ve instructed you please.”“Well Coach Natasha, I guess it means self-control? . The tip of his tongue went back and forth along her lips.“Oh, Zak! Please stick your tongue in me. Suck me good. Agghh,” yelled Nina.Nina was holding Zak’s head as she was grinding her pussy into his face. I could not watch any longer. I got on the floor between Zak’s leg and popped his dick in my mouth. I could feel his mushroom head at the back of my throat.“Yes, Zak! Lick my ass. Fuck. So good,” said Nina.The scent of sex was heavy in the air.I started to taste Zak’s precum and his dick was.