"And this room has nothing," he says. He chews on his lip for a long moment, thinking. "Storm cellars. In the movies - and yes, okay, bad idea to take information from movies, I know - but in the movies, the storm cellar is usually outside of the structure, not inside. And it usually leads away from the sub-areas of the home, I think. So that if the house collapses or something, there's still a way to free yourself." He nods ahead, to the front door of the house.

"How adventurous are you feeling today, Caitlin?"