He lets out an involuntary groan when her nimble fingers find his growing shaft. It makes him increase his efforts, teasing Rebekah's breast almost mercilessly until the tip is flushed and hard before moving on to the other. Once he's finished there, his mouth travels quickly down her flat belly until he pulls her lacy knickers free. "You look absolutely delicious, my darling sister, as always," he says with a smile before placing his mouth against her sex.