She barely gives him time to settle on his back before she's straddling him, driving down onto him. She takes his hands and puts them on her hips; she likes being on top but she also has grown to love the way he holds her.

She prefers being on top because it gives her an easy escape if she needs it. But she doesn't need that escape with him, which is why this change in roles hits her the way he intends: as a way of claiming him, as a way of him showing that she can. Looking down at him, here in what he built specifically for her, breathing in clean air, she shudders with release but only hesitates long enough to ride it through before she rolls them again to let him take her.