[It's a good thing her ninja isn't a thirteen year old anymore if he is home. Not that he would have gone so far as to have had an expression over this if he was elsewhere in the house hearing the way they pant in time or the wet, urgent sounds they are both making.
She can't focus enough to think about what she's doing, but her body takes it from there. Her hips keep moving against him as her fingers curl more tightly and move over him with greater speed. If she had the presence of mind she might have changed position in some way do delay things. But she already has everything she could want. Why change it?]