Transcript for Man in Tight-Knit Religious Group Charged With Killing Leader's Wife
We will have that. But begin with the Missouri murder trial. A man in a religious group confessed to killing the leader's wife, but say it was a folks confession after inner and schism. Mara schiavocampo has the story. Reporter: It was first ruled a suicide. 27-year-old Bethany deatton in the back of her mini van, a suicide note inside. But then this man, Michael Moore, confessing to her murder. What do you have to say? Now as Moore stands trial next month, he's taking it all back. And in the most bizarre twist of all, he only confessed that he was under the influence of what some called an exorcism. They were the statements of a distraught young man. Reporter: It was 2012, they were members of the international house of prayer. Deaton had just married a dynamic leader in the group, Tyler. And all three shared a communal home with other male members. Tyler was reportedly obsessed with magic and harry potter. Court documents alleging he had a cult-like following in the group, controlling every aspect of some member's lives. He told police that he was ordered to kill Bethany, allegedly to stop her from telling anyone about sexual assaults against her in the house. She lost her life in a very violent way. Today we know what happened to her. Reporter: The medical examiner now changed the manner of death to undetermined. Moore has pleaded not guilty. We are aware of no evidence that a crime occurred. Reporter: In a statement, the international house of prayer denies any affiliation with Tyler's group. And now her family is asking for answers to a death with so many questions. For "Good morning America," shomara schiavocampo, ABC news, new York.
This transcript has been automatically generated and may not be 100% accurate.