I Travel with My Stepsister, She Puts on Her Bikini and I Fuck Her in the Ass Right There on the Road

I was traveling with my stepsister, and while we were talking, she started touching my cock. I asked her to put on the bikini she’d been talking about, she put it on, and agreed to suck my cock while I drove. We stopped in a quiet place and I fucked her in the ass on the side of the road