they were together during that tumultuous time, steve's divorce, carol's murder, his arrest. renee had always stood by steve and his family but sechez had a feeling. >> we were pretty convinced that she knew more than she was telling us. >> reporter: sechez knew something else too. during the trial renee broke up with steve. so on the eve of her testimony sechez interviewed renee again about that "anonymous e-mail." what he discovered? explosive is not too big a word. >> where did that mysterious >> steve was terrified. >> the e-mail trail. the money trail. a winding trail of surprises was about to change this case. gold!