Transcript for Chilling Video of Girls' Interrogation in Slender Man Case
Hannah plans to become a detective. And a judge is determining whether two 12-year-old girls should be convicted. The interrogation tapes, released. It's a snowy night in Wisconsin, where this entire community was stunned all over again. Hearing from two girls in their own voices, about how they allegedly lured their friend into the woods and stabbed her. Listen. She was my only friend for a long time. Why would you hurt your only friend? It was necessary. Reporter: And we also hear from the other 12-year-old. I said I'm scared, I was told, I was told if I didn't do something, my family would be in danger. Reporter: Who or what were they scarred of? Slenderman, a fictional character on the internet. Have you ever met him? Not exactly. Tell me about him. He watches you. Reporter: Her mother, knowing Payton crawled out of the woods. Stunned. Police say Morgan said it was weird I didn't feel remorse. Yeah. Reporter: This was a girl that had been in your home many, many, times. That line, it was weird that I didn't feel remorse. I thought she really cared about her as a person and they were good friends. Reporter: Later tonight, out of the woods, the interrogation tapes on "20/20" at 10:00 P.M. Eastern, right here.
This transcript has been automatically generated and may not be 100% accurate.