I could tell that she was trying to relax her anal ring and the head of my cock slipped just inside that tight outer muscle ring and then I stopped.�...You want this, slut” I teasing asked, “Don’t’ you?”“mmmm hmmmmm” was her soft response“Tell me that you want this” I said, in a bit stronger tone.“Yes Sir” she added, “Please put it inside of me” she added a little, pathetic whimper at the end.“Not good enough, slut!” I teased her more, all while I held her hips and the head of my cock was lodged. Sherry’s eyes got very wide at the sight of the two naked seniors and their massive tits. Both ladies kissed my cheek on their way out. “Thank you for a wonderful evening David. I’ll see you later.”“It was my pleasure,” I said. Mary said with a gleam in her eye, “Thank you David for making me feel young again for a little while. I hope to see you in the cafeteria.”“Certainly my dear Mary,” I said. “I’ll be down after a nice hot shower and shave.”After they left I sat down on the couch. It moved over my ass and I moaned reaching for his head. His hair twisted into my fingers as his tongue played over my ass. he tried to push it inside, then let it spin around and around. I can't describe how wonderful it felt. His warm, wet tognue dancing over me, tasting my ass, teasing me. He kept going and when I thought he would stop, he instead lifted a finger to my ass. It slid inside with ease, guided by his saliva. It actually felt rather nice as it slid inside me. I arched my. Sheila never did get her shower.We were startled awake when Mom said, “Up and at ‘em, you two. Breakfast is on.” “Oh my god!” exclaimed a panicked Sheila when Mom left. “She caught us sleeping together. What’ll we do?”“There’s nothing we can do as far as I know,” I replied. “Just relax. Mom probably won’t think anything of it. After all, we weren’t fucking in front of her.”“I don’t want to take a chance,” said Sheila. “I’ll simply die if she even suspects. I want you out of here now.”“I’m not.