Slender Man (02:09)

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See grainy images of a girl running through woods trying to catch the attention of a tall man with no face. (Credits)

May 31, 2014 Waukesha, Wisconsin (03:02)

Hear the 911 call reporting the stabbing of a 12 year old girl. Police searched for Anissa Weier and Morgan Geyser who were accused of luring her into the woods.

No Remorse (02:27)

Hear what Geyser and Weier said about Slender Man while being interviewed by police. According to Leutner, Geyser stabbed her while Weier watched.

Geyser's Childhood (02:04)

Geyser's mother Angie talks about her daughter. She describes her as quirky and unconcerned with the opinions of others.

No Empathy (02:53)

Angie Geyser says Morgan did not react to things in a typical way. She was aware of her daughter's interest in Slender Man.

Anissa Weier's Childhood (03:59)

Bill Weier shares videos of his daughter and shows her room, which remains unused until she comes home. He saw no signs that she would hurt someone.

Charged as Adults (04:25)

Weier and Geyser are both charged with attempted first degree murder. Their lawyers will argue they be charged as children. See footage from the courtroom and the jail.

New Friendship (02:50)

Bill and Kristie Weier explain that there was a birthday party for Geyser's birthday that Weier and Leutner attended. In the police interview Geyser says Weier came up with the plan to hurt their friend.

Who Chose the Victim? (02:59)

See footage of Weier and Geyser being interviewed by police. Each of them talk about Slender Man.

First Slender Man Post (04:03)

Slender Man is described as a modern day boogie man. It was created in 2009 by Eric Knudsen in a Photoshop contest.

Creepy Pasta Wiki (03:20)

Many stories came from the original Slenderman. An online community fed into the narrative.

Horror Power (02:02)

The ALS Ice Bucket Challenge is an example of how efficiently the Internet passes ideas. People are captivated by Slender Man and want to share his story.

Pied Piper Comparison (04:13)

Slender Man stems from an old tradition of universal human struggles.

Anissa Weier's Internet History (05:19)

Two months after the stabbing, Geyser's mom wonders if there were signs she missed. Bill Weier talks about visiting Anissa in juvenile detention.

Online Peer Group (04:20)

Kristie Weier talks about her daughter's iPad use. One of Anissa's teachers wonders if he could have helped her. Adolescence is the most difficult time to be socially isolated.

Washington County Jail (02:11)

Six months after the stabbing, Weier and Geyser are in jail and allowed to visit with family twice monthly.

Inmate Phone Call (02:28)

Weier gets very excited on a phone call with her dad and friends the night before a court date

Waukesha County Courthouse (02:46)

Weier and Geyser have been incarcerated for seven months. Their lawyers continue to file motions to move them to juvenile court. Weier's friend says she was a follower at school.

Night Before the Stabbing (02:20)

Det. Shelly Fisher testifies about her interview with the stabbing victim. The girls had a birthday party the night before the crime.

Carrying Out the Crime (03:02)

Weier and Geyser describe the plan to kill Leutner in the bathroom at the park. They tried to knock her out before stabbing her so that she would not scream.

What is Real? (03:53)

See home movies of Geyser; she believed in Santa until she was 11. Tyler, former fellow inmate of Geyser and Weier talks about their belief in Slender Man

Cult of Slender Man (03:48)

Folk belief is perpetuated because it cannot be verified. A supporter of Geyser talks about her belief in the modern day boogie man.

Virus of the Mind (03:44)

Memes are quickly spread over the Internet. Slender Man is an example of peer to peer horizontal transmissions. Bill Weier is angry about the situation.

Details of the Crime (03:22)

Psychologist Dr. Michael Caldwell testifies in court that Weier was susceptible to delusional disorder because of a diminished ability to determine what is real and what is not.

Psychotic Mental Illness (03:42)

Geyser was diagnosed with schizophrenia and oppositional defiant disorder. Her grandparents and mom talk about her childhood.

Childhood Schizophrenia (02:18)

Psychologists testify that Geyser claims to see and hear things that other people did not. She is concerned about her relationship with Slender Man.

Family History (03:02)

Geyser's parents talk about her diagnosis. Her father also has schizophrenia. She made an elaborate doll house out of paper while in jail.

Coping With Mental Illness (02:29)

Geyser's father talks about what it is like to live with schizophrenia.

Telepathic Communication (03:00)

Private Investigator David Janisch testifies to seeing drawings and writings pertaining to Slender Man in Geyser's bedroom.

Hurting Your Best Friend (02:25)

Schizophrenia is dangerous if left untreated. Geyser's father is hurt by the way people talk about his daughter.

Running From Crime Scene (04:07)

Geyser says she did not want to hurt Leutner, but she did not want to make Weier mad. Weier describes the moments after the stabbing.

In Custody (02:13)

Weier said she was scared after being caught by the police. Detective Casey testifies to reading a goodbye letter on Weier's phone.

Trying to Find Balance (03:34)

The Weiers talk about supporting their children inside and outside of jail.

Adults or Juveniles? (02:28)

Angela Geyser talks about Morgan's mental state in jail. She hopes that she will be sent two a psychiatric treatment center.

Court Ruling (02:24)

The judge reads the decision; Geyser and Weier will be tried as adults.

Arraignment in Adult Court (03:44)

Weier was ordered to have no contact with the co-defendant or the Internet. Geyser has no access to the outdoors; she voluntarily takes anti-psychotic medication.

Credits: Beware The Slender Man (01:57)

Credits: Beware The Slender Man