It was an ordinary precaution for a home like mine, nothing exotic.

Vanessa had actually been present for part of the installation.

But she had grown bored after about five minutes, had waved a hand and said the technical details made her eyes glaze over, and had walked away.

She had not stayed long enough to learn the one thing that would have mattered to her.

“She’s lying,” Vanessa said, but the certainty had gone out of her voice.

“What happened with the cameras, Teresa?” I asked, not taking my eyes off Vanessa.