One of the strangest fears a homeowner can have isn't the idea of an intruder breaking in. It's the slow realization that someone might already be there. Has been there for a while. Has made themselves comfortable.

A family in California found a large basement or cellar underneath their backyard deck. According to WGNTV, the family found signs of what they believe may be a mystery dweller. The nature of those signs hasn't been specified, but it was enough to alarm them. Enough to contact authorities.

What makes a story like this sink into you is the geometry of it. A cellar beneath a deck implies intention. Someone didn't just wander through. Someone had to find the space, recognize it, decide it was suitable, and occupy it long enough to leave evidence behind.

The compulsion to live beneath someone else's life is its own kind of psychology, and I can't stop wondering what it looks like up close. What do you bring with you into a space like that. What do you leave behind. I imagine you'd find the remnants of someone trying to be invisible, objects arranged with a kind of care that would be more unsettling than chaos, because it would mean the person was thinking clearly about how to stay. But I don't know. The reporting doesn't describe what was found and I'm filling in blanks the way anyone would at two in the morning reading about this.

I don't know the specifics of what this family encountered. The reporting describes "signs" of a dweller, which is a word doing a lot of work. Signs could mean almost anything. Whatever they saw, it was enough to make them realize the space beneath their deck had been used by someone in a way that felt deliberate.

The identity of the person, or people, who may have used the space, and how long they'd been down there, remain unknown. These cases don't resolve cleanly. You can board up the entrance and fill in the hole, but the person who was living there just moves to the next gap, the next void, the next space beneath someone else's life where they can fold themselves into the architecture and disappear.

What I keep thinking about is the moment before the discovery. All those evenings spent on the deck above, grilling, talking, living their normal lives, while below them, maybe, someone lay in the dark listening to their footsteps creak overhead. How many nights did that happen before the first wrong detail surfaced. And how do you stop listening for it after you know...