Gavin Noll follows evidence from Gable Street photo lab. It ends at the condemned reception hall.

At 2:32 a.m., Gavin Noll begins the morning print order inside Gable Street photo lab.

Inside the darkroom cabinet, Gavin Noll discovers something nesting beneath the darkroom cabinet.

A wax seal proves nobody entered the darkroom cabinet before Gavin Noll.

Still, its shed skin is stitched around an undeveloped wedding roll.

Gavin Noll places an undeveloped wedding roll beneath the security camera.

The security feed skips only when Gavin Noll faces an undeveloped wedding roll.

The recorded shadow moves against Gavin Noll's body.

Gavin Noll calls the county desk and describes human mimic outbreak.

A supervisor orders Gavin Noll to leave before a mimic that learns voices through touch arrives.

The main door closes before Gavin Noll reaches it.

Something drags itself around the darkroom cabinet toward Gavin Noll.

It uses the rhythm of Gavin Noll's childhood door.

The underside of an undeveloped wedding roll holds a photograph of Gavin Noll.

County maps erase the condemned reception hall after 1996.

A smell from the condemned reception hall clings to Gavin Noll's coat.

The lights fail one row at a time toward Gavin Noll.

The only unlocked space is the darkroom cabinet, so Gavin Noll enters.

Dozens of recent photographs hang inside.

At the bottom, a fresh entry records Gavin Noll's next breath.

Gavin Noll opens the final record and finds tonight described in someone else's handwriting.