It was obvious to Hardin that she was being turned on by this and he wished he could read her mind to better understand and enjoy her reactions.  He went back to spanking her, this time much more gently, trying to begin the association between pain and pleasure. That kind of masochism was important for a slave.<br/><br/>When he checked her again, she was quite aroused so he gave her the warning, "Don't you<em>dare</em>cum without permission, you slut."<br/><br/>She would have to beg to get her release.