A mentally disturbed woman disappears after a priest performs an exorcism on her. Everyone suspects that she was having strange visions, but the investigation reveals that she may have witnessed a real murder.
A water treatment plant supervisor disappears, and detectives discover that he is running from his old life in Arizona, where he may have been involved in a robbery and the disappearance of one of his friends.
A prominent congresswoman disappears on a boating trip, and is later found dead. The investigation suggests that it may be related to her vote on a controversial offshore drilling deal, but Jack is positive that her husband is involved.