This is the American Greek podcast presented by CNBC. I'm Stacey Keech.

In this episode of American Read, I'm just a demon.

Keith Ranieri is Vanguard.

Everything was thank you, Vanguard, even though the guy wasn't in the room, it was like the Wizard of Oz.

He is the so-proclaimed smartest man in the world.

He was the most ethical. He was the highest-minded. He looked up at the clouds and saw through them.

A god-like figure to his followers who funnel millions to his self-help group, Nexium.

People gave him money, like piles and piles, to do what he wanted with.

But as former insiders now reveal, he uses it to fuel his most dangerous appetites.

For Keith Ranieri, this was about sex, money and power.

A multi-million dollar financial machine.

The members were brainwashed, tapped on starvation diets.

That funds unspeakable crimes.

And branded them with his initials.

Everything in my body said, get out.

It's party time in Puerto Vallarta. High season. Spring break.

We're just off the beach in a luxury villa. The party's over.

Mexican police burst through the door.

They hold a woman at gunpoint in the bedroom.

But it's a man that they're looking for. And he's hiding in the closet.

He was willing to basically sacrifice her for itself in that moment.

Eventually, the police do get their man.

...