Part I — The Signal
The shack sat at the edge of Harlow, Kansas, where the wheat fields met the county road and the nearest neighbor was a mile down the gravel. No address. No mailbox. Just a tin roof and a tower.
Maren Cade had been running the amateur radio station KC0HAR for eleven years. Nobody in town knew about it. That was the point.
She poured bourbon into a jelly jar and flipped the switch on the Hallicrafters. The tubes hummed their warm-up song. She'd learned to tune by ear — the way the static breathed between bands, the rhythms of the ionosphere at 2 AM.
14.275 MHz. Dead air, like always.
She turned the dial slow. A weather station out of Nebraska. A freight company dispatch. More static. Then she crossed 14.287 and the static changed.
Not white noise. Not atmospheric scatter.
A pulse.
Regular. Mechanical. Three short, three long, three short.
SOS. But not Morse. Something else underneath it. A carrier wave wrapped around the pattern, shifting frequency like a voice trying to find the right pitch.
Maren stopped breathing. Her hand froze on the dial.
She'd been listening to the radio spectrum for over a decade. She knew every sound the sky made. Every satellite ping, every military frequency hop, every pirate broadcaster's hiss.
This was none of those.
The pulse repeated. Exactly the same. Down to the millisecond.
She reached for the recorder — an old Tascam she kept rolling on a loop — and checked the counter. It had been running. She rewound thirty seconds and hit play.
There it was. Clean. Unmistakable.
The bourbon sat untouched. Outside, the Kansas wind pushed against the shack. The Hallicrafters glowed amber.
Maren Cade listened to a signal that had no business existing, coming from a frequency that had been silent for longer than she'd been alive.
And then it stopped.
The band went dead. Total quiet. Like someone had pulled a plug.
She sat there for a long time after that. Staring at the S-meter. Watching the needle rest at zero.
At 4:17 AM she poured the bourbon out, locked the shack, and drove home without turning on the headlights.
She didn't sleep.
By noon she was back at the desk with a notebook, transcribing the recording frame by frame. The pulse pattern. The carrier shift. The timing.
One line at the top of the page:
It came back on its own. Not a rebroadcast. Not a loop. It knew when I was listening.
She underlined "knew" three times.
Tomorrow night, she'd be back at the console.
She was already certain the signal would return.
— Echoes at Midnight, Night 1 of 7
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