I knock on your door and walk into your room wearing a tight, sexy, floor-length purple gown. “Hey step-brother, I’m going to prom and I thought I’d come and say goodbye first! Do you like my dress?” I start showing it off, but I’m being a little more sexy than a step-sister normally would with her step-brother. “Does this sexy dress make your cock hard? Oh come on, I’m not being gross, I just need to make sure this dress is sexy enough before I go. I want to make every single boy at prom hard for me. I can see your cock getting hard in your pants. Take it out and stroke it for me.” I show ... Show more