Your sister walks in to the room and sees you and your girlfriend waiting for her. We agreed to play Truth or Dare with her, not knowing where this would turn. My sister has had it out for my girlfriend since I got with her. Even with how close my sister and I are, she would still get jealous. This game of truth or dare was going to expose our family. WHAT is she doing?! WHAT is she telling my girlfriend?!? I think my sister is .. cucking my girlfriend?! OMG, we can’t show her.. Can we? My sister insists my loser girlfriend won’t tell anyone about us.. About our family, and she can be our cover. It doesn’t sound so bad.. Getting to keep fucking my sister while everyone thinks I’m with … My sister starts playing with my cock and I can’t help it. I give in. I want my sister and I don’t care who knows. My sister is being really rude to her but her lips on my cock keep me quiet. My sister oils my dick, stroking it, sucking it and making it spurt while my girlfriend watches the whole thing. ** Bratty/bitchy sister to your girlfriend, cuckolding your girlfriend, POV blowjob/handjob, stroking the cumshot out ** **All shot entirely POV, NO CUTS, no talking from male ** ** all role-play and characters are 18+ **