This episode of Cheat contains references to the Holocaust and misconduct in cults that some listeners may find triggering.

So just a heads up. You might want to choose how and where you listen to today's episode.

It's the early 2000s and Tony Donnelly is on a secret mission for the BBC.

Must have been 150 people in the hall.

He's in a building off of Oxford Street and London's West Inn.

You know Oxford Street, it's famous for shopping with all the high-end brands, luxury goods and a whole lot of tourists.

So Tony's in this big room. Everyone around him is wearing white.

But the group is segregated. The women are on one side of the room and the men are on the other.

They all had a piece of red string around their wrist.

And then Tony notices someone.

She walked in a attractive woman.

The energy in the room changes. Everyone seems to be buzzing as this woman walks over to the other side of the hall.

The only woman wearing a hat.

Suddenly a rabbi starts to speak to the group.

And the rabbi said, everybody had to turn and face to the east.

Tony glances at the people standing around him.

Everybody turned and face to the east.

And then they all start to chant.

Yeah, you heard that right.

They're chanting Chernobyl.

The sight of one of the worst nuclear disasters in history.

And the idea was that their collective power and the light would go to Chernobyl

...