I just got the impression that he is attracted sexually to someone at work and he is not sure how to deal with it (I thought Jezabelle spirit is easier to say because it puts the blame on someone else if something happens) (of course, other posters have schooled me that it is actually a term some people in real life commonly use..)
-- You do need to avoid this person, and possibly find a male accountability partner that you can share with? When you talk to her, mention your wife and children a lot. If there is something on her side, she should take the hint. Don't be alone with her. Pray about it.