So many people have followed this story for so long including us and this is the first time that Peyton Lightner is talking.

Do you remember leaving the park to go to the woods?

This is the most unbelievable story I've ever heard who the heck is Slenderman?

Three 12-year-old girls at a sleeper.

The suspects lowered the victim into the woods and all three of the girls are 12 years old.

We have no idea that she believed Slenderman was real.

What did you do then?

Stop, stop, stop, stop, stop.

Was there any part of it where you thought I might not survive this?

What were we trying to do with her when he sat there?

Kill her. I might as well just say it and we were trying to kill her.

If she saw this interview, what would you want to say to her?

Tonight, the David Muir exclusive, the two-hour 2020 event begins now.

The whole time, Peyton went screaming.

And he's like a puppy impression and I'm going to rot and die.

This is one of those stories that strikes at the heart of every parent.

Especially the parents who take that extra effort to be aware of what their kids are doing when they go to their friends' homes.

Did you feel they had those stabbed with your best friends?

I thought about it, but then I decided that the Moore School would give me nowhere.

He is here to live without regrets.

Now for that shocking story out of Wisconsin.

The brutal stabbing of a 12-year-old girl.

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