Faced with unimaginable tragedy, how far would you go to fix things?

Would you consult darker forces?

And what might be unleashed if you did?

A chilling secret that spans 60 years is the heart of our thrilling new show, The Sisters.

Hi, I'm Fred Greenhalge, your host of Undertow, Realm's podcast, Delving into the Weird and the Wicked.

Created by the team behind passenger list, The Cipher tagged, and other top fiction podcasts,

The Sisters explores what happens when you go too far in the search for answers to mysteries

that can't and don't want to be solved. It is shockingly inspired by real events.

Featuring the talents of May Whitman, Helen Baxendale and David Morrissey, and directed by John Scott Dryden,

the show promises an immersive audio horror experience like none other.

In just a moment, I'll be speaking with series writer and creator Brett Nietzchen,

but first, let's hear a taste of The Sisters. Here's the official trailer.

We had a happy life.

Hello there.

We were a...

Are you Thomas Pollard?

A happy family until...

If not, I've got the wrong house.

Until... family until If not, I've got their own house. Until.

From Realm.

Hi, this is Frankie Bradshaw.

I'm the curator at the Mudder Museum in Philadelphia.

...