“We’re leaving.”

Detective Elena Ramirez set her notebook on the consultation table and didn’t sit down.

“Start with the chair,” she said.

I told her about the cross brace and the black plastic rectangle screwed to it, the pinhole at one corner, and how my fingers came away warm.

She wrote one line and stopped.

“Pinhole facing which way?” she asked.

“Up.

Toward the seat.”