He stroked at Katrina's hair as she suckled him, already thick and hard but still gasping a little at the touch of her practiced technique.  Then he moved over to the bed, slow enough that Katrina can follow without his stopping, so that he could grab at Blair's breast with his other hand.  "You've been a good girl, Katrina.  You can taste her first, making sure she's good and wet for me."