My Slutty Stepsister was Getting Ready for a Halloween Party

I found my slutty stepsister, getting ready for a Halloween party, and watching her get ready, made me horny because her ass was so big and juicy, she saw my cock was hard and next thing you know, I was fucking my stepsister. I didn't realize she was such a slut in bed. I hope I can fuck her when she comes home as well, because her ass is so big, her pussy is so wet, and she has perfect tits.