Although she could not have been aware of his fantasies about having sex while her two children watched , it would be understandable for her to have been concerned about the safety of her children because she no longer was able to keep her actual identity private , a precaution any professional prostitute should take . However , Sarvan 's conclusion (2004 , p . 27 ) that the fantasies Lurie (or anyone ) had to increase arousal while having sex indicated he had a 'moral sickness ' was...