I cooked dinner and we ate and Matt acted normal. I could not understand how he could set there eating a burger and fries knowing he may be fucking me...in a few hours. I tried two to three times to open my mouth and tell him we needed to stop meeting in my bed. We finished eating and I started cleaning the dishes when Matt went down stairs. I stood there thinking, “What the fuck am I doing.” I went up stairs and took a shower. I stood there with the water running down my body. I felt such deep. She could see my growing bulge and encouraged me to take off my clothes, my cock stuck out and she came over and squeezed my shaft. Then she cupped my balls. 'They're heavy, you have been a good boy, you"ll get your treat'.And with that she pulled me onto the bed. 'Eat my cunt' she ordered, and I went straight down between her legs and stuck my tongue deep inside her pussy, she did taste good. As earlier in the week I went to kiss her and again she sucked her juices off my mouth, loving the. You release my hands, and they move to your ass, my fingers digging in. You begin to thrust and my hips meet yours. You start slowly, but soon instinct takes over and you begin to thrust harder and faster. I pull you into me so your cock fills me completely. We frantically thrust against each other, both wanting to cum. My body begins to tense up as my orgasm gets closer. I tell you I am going to cum and you thrust faster. I scream loudly as my orgasm washes over me, my pussy tightening in. This was the date from hell. And I got totally hurt by this girl. So I was watching TV. An hour later my sister walked in the door and she was feeling the same as I was. It appears that her and the guy she was seeing at the time had broken up. Again, we shared the horrors of our dates that night, and she said "We need to talk Jason. There is something that has been on my mind for quite a few weeks now." "Sure thing, what's up?" I asked.She said, "Look, I know we are brother and sister, and I.