Good 'clean' fun with my sister.

NB: This story contains mature themes of erotic sex, incest/taboo sex and of an adult, explicit, SEXUAL nature.

Enjoy.

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I found a space to park my car. It was on the other side of the parking lot from my apartment complex. I was living in the city and had a nice two-bedroom place not too far from where I work.

I really had to take a piss, so the not-too-close parking spot was a major irritant. I hustled across the lot and up the stairs to my place, the urgency increasing with every step. I unlocked the door to my apartment and rushed...