Vienna is the sluttiest little stepsister Family Strokes Vienna Black is infamous for her perfect, chubby tiny bum and her natural sexy tits, and that hasn't gone unnoticed by her stepbro either! Vienna is the sluttiest little stepsister. Karlee Grey is the sluttiest little stepsister. Family Strokes Vienna Black takes it up the ass. She'd be lying if she said she didn't enjoy his attention, but it just isn't enough!