Sarah is in her wardrobe deciding one the perfect sexy lingerie outfit to impress her boyfriend. But before she would do that, she decides to take them for a test run to her always horny step-brother, Johnny. Yes, she is such a slut. Anyway, things go as good as expected. Johnny reviews the gorgeous underwear and his step-sister’s body as well. So one thing leads to another and soon the lingerie and Johnny’s clothes come off. During the insuring sex that follows Johnny teaches this step Sis how to lick ass. Now Sarah is really ready to go and impress her boyfriend.