"Yeah. See, we found out that..." Kate glances around, reflexively. It's still secret, at least, in her time. "Listen, no one knows this up on the surface. I don't know if it's true in your world, but you can't tell anyone. Okay?"

It's not just because of Hollow Earth. She can't help thinking about Garris, the mystery fiance and his people. Who knows what happens when they leave here or if the people out there are watching them on TV like they see people on the reels. She doesn't want anything to happen to them because of her.