The Slender Man Stabbing: Creepypasta to Crime

Slender Man Stabbing

In 2014, a quiet suburb in Wisconsin became the center of a chilling true crime story that shocked the world. Two twelve-year-old girls lured their friend into the woods and stabbed her…nineteen times… all to please a fictional figure they believed was real: Slender Man.
In this episode of Macabre Mondays, Ale unpacks one of the most haunting modern crimes involving internet myth, shared delusion, and the disturbing power of belief. From the eerie origins of Slender Man and the creepypasta community to the calculated three-part murder plan and the courtroom drama that followed, this case will have you questioning what’s real—and how far someone might go to escape a monster of their own making.

Additional Information About the Episode:

Episode Notes

🚨 Trigger Warning:
This episode contains discussion of graphic violence, mental illness, attempted murder, and content involving minors. Listener discretion is strongly advised.

🕯️ Case: The Slender Man Stabbing
📍 Location: Waukesha, Wisconsin
🕰️ What We Cover in This Episode:

The eerie origins of Slender Man and how creepypasta culture grew online
How Anissa Weier introduced Morgan Geyser to the mythos
The disturbing six-month murder plot involving code words and multiple failed plans
What happened the night of Morgan’s 12th birthday and the events that followed
How the girls lured Payton “Bella” Leutner into the woods and left her for dead
Direct quotes from the interrogation room and what they revealed about each girl’s mindset
Morgan’s diagnosis of early-onset schizophrenia and Anissa’s shared delusional disorder
Why Wisconsin law required they be tried as adults and how that played out in court
The current legal status of both Morgan and Anissa as of 2025
Payton’s rare interview, her emotional recovery, and how she’s moving forward

📚 SOURCES:

20/20 The Wicked Series

Pt 1 – https://www.youtube.com/watch?v=mmjbfq1dUA4
Pt 2 – https://www.youtube.com/watch?v=pBjbuti4j6M
Pt 3 – https://www.youtube.com/watch?v=gR1zEqrwNjk
Pt 4 – https://www.youtube.com/watch?v=DojkbmQ1VYw
Pt 5 – https://www.youtube.com/watch?v=b_7LVhGhtgI
Pt 6 – https://www.youtube.com/watch?v=lXsB5lLgeH8

🎧 Macabre Mondays is a true crime and paranormal podcast hosted by Alejandra and her husband Tom. Each week, storyteller and spooky enthusiast Ale unpacks some of the most haunting cases she’s researched—pulling her husband along for the ride, whether he’s ready or not. He’s hearing it all for the first time… just like you!

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