I never knew my nerdy stepsister was this hot and horny. Twin Sister Asking For It, - Guy punishes horny sister who won't do her chores. The girls were each wearing thong bikinis and looking tan and hot as ever. Petite Lucie Kline aches for her stepbro's huge rooster. And I was, the idea of having a young 15 year old step sister, Yvette.