Her pleasure is another affirmation, of both his existence and how far he's come in regaining control over his body. It moves as he wishes, and the intensity of existence no longer overwhelms him on a daily basis. Era has most certainly helped him practice using it on a consistent basis.

Ardbert squeezes her breast through her hand again and her thigh for good measure. He takes more of her breast into his mouth, pulling at it with his lips. Teeth, tongue, lips. Ardbert slowly withdraws them until he's almost pulled away completely. Instead, he pauses at the peak, and latches onto her nipple, sucking on it lightly and quickly growing with intensity.