Hey cold case fans, we have something special for you.

We're bringing you double the episodes every week.

We know you dedicated fans need your fix in between new episodes.

So every Thursday, we are back bringing some of our best episodes from previous seasons.

Let us know which classic episodes you'd like to hear again in the comments.

And don't worry, we'll see you back here every Tuesday for all new episodes of Cold Case Files too.

Now onto the episode.

This episode contains some explicit language as well as a graphic depiction of violence.

It's not recommended for younger listeners.

Close your eyes. Go ahead.

Look at the dark. Is it scary?

I think it's not the dark we're afraid of.

But rather what could be in the dark.

When we can't see clearly, our brains have a harder time interpreting what's happening around us.

We don't know for safe. We don't know what's out there.

Who's out there? And that leads to fear.

Without getting too technical, let's talk about the brain for a second.

The brain is like a factory. It uses our feelings like raw materials.

Then it sends them on to our neurological pathways.

Our neurons fire creating chemical reactions, which later become behavior.

When the raw material is fear, the factory goes into crisis mode.

The longer pathways, leading to the parts of the brain that are responsible for logic and reason,

...