It's a slow, but very noticeable change. Cassie knows his body language too well. As cute as he is when she makes him blush and squirm, she finds it so much more pleasing when he's at ease like this - alone, with her.

Gradually she starts to move her a little lower, and press a little bit firmer - but never too much. She'll do everything she can to make sure this quiet lasts as long as it can.