We called out to a brother and sister who seemed to get along well, and asked them some naughty questions under the pretense of a survey. Wanting some pocket money, he rubbed his sister's breasts and kissed her through the plastic wrap... the innocent brother ended up getting an erection!? They're brother and sister, so they can't have sex, but as he rubbed his thighs against her, her pussy got wet. And with that extra pocket money, would you like to have sex? With just one word, they slipped together!