They packed their tools.
The technicians agreed to return in the morning with additional equipment.
Ethan watched their truck disappear down the road.
Then he turned back toward the combine.
The farm was quiet.
Too quiet.
He walked toward the house.
Halfway there, he heard an engine behind him.
Not a modern diesel.
Something older.
A pickup truck rattled slowly onto the property.
The truck was faded blue.
Its paint had been burned pale by years of Kansas sun.
The driver was an elderly man with silver hair and a weathered face.
Ethan recognized him.
"Mr. Cole?"
The old man stopped beside him.
"Evening, Ethan."
"What are you doing here?"
"I heard your machine was sick."
Ethan almost laughed.
"It's been sick all day."
Mr. Cole looked toward the field.
Then toward the combine.
He didn't ask about the diagnostic codes.
He didn't ask what parts had been replaced.
He simply walked toward the machine.
Ethan followed.
The old mechanic stopped several yards away.
He stared at the combine.
Then he looked at the ground.
Then back at the combine.
"How long has it been sitting there?"
"Since this morning."
"Before or after you tried moving it?"
"After."
Mr. Cole nodded.
He walked around the machine once.
Then twice.
Finally, he pointed beneath the combine.
"What's that?"
Ethan looked.
"What?"
"The dirt."
Ethan stared at him.
"The dirt?"
Mr. Cole nodded.
"Yes."
"I don't understand."
The old mechanic crouched.
He pressed his fingers into the ground.
Then he rubbed the soil between his fingertips.
"Neither did your computer."
Ethan felt a strange chill despite the warm evening.
"What are you saying?"
Mr. Cole looked up.
"I'm saying your machine might not be broken."
He pointed underneath it again.
"Your ground might be."
Ethan had known Walter Cole since he was a child.
Most people simply called him Mr. Cole.
He had worked around agricultural machinery for more than fifty years.
He had repaired tractors before electronic dashboards existed.
He had rebuilt engines when farmers diagnosed problems by sound, smell, vibration, and experience.
To Ethan's generation, Walter sometimes seemed like a man who had stepped out of another century.
But there was something unusual about him.
He rarely guessed.
He observed.
Walter walked slowly around the combine while Ethan followed.
"Show me where the machine started acting strange."
Ethan pointed toward the field.
"About twenty yards from where it is now."
Walter walked there.
He knelt.
He studied the tire tracks.
"How fast were you going?"
"Maybe six miles an hour."
"Turning?"
"Left."
"How sharp?"
"Pretty sharp."
Walter nodded.
He stood and walked another ten feet.
"Try this."
He stepped onto the soil.
His boot sank slightly.
Then he stepped beside it.
That patch barely moved.
Ethan noticed.
"Different."
"Very."
Walter pointed.
"Your field looks dry."
"It is."
"On top."
Ethan frowned.
Walter scraped away the upper layer with his boot.
Beneath it was darker soil.
Moist.
Compacted.
Ethan stared.
"How?"
"That's what we're going to find out."
The next morning Blake and Lucas returned.
They arrived carrying more equipment.
A senior engineer had joined them remotely through a video call.
Lucas looked confident.
"We've got a new diagnostic sequence."
Walter stood beside the field.
Blake looked at him.
"Who's that?"
"Walter Cole."
"Retired mechanic?"
Walter smiled.
"Mostly."
Lucas opened the cab door.
"Come on, Ethan."
Ethan climbed inside.
Walter remained outside.
The engine started.
For several seconds, everything worked.
Then the combine shook.
The display flashed.
The engine reduced power automatically.
Lucas swore under his breath.
"Same thing."
The engineer's voice came through the speaker.
"Check the hydraulic pressure."
Lucas did.
"Pressure drops."
"Fuel rail?"
"Stable."
"Transmission communication?"
"Intermittent."
"Temperature?"
"Normal."
Walter raised a hand.
"Can I ask something?"
Lucas looked annoyed.
"Sure."
"When did the hydraulic pressure start dropping?"
Lucas checked the timestamp.
"Immediately after the machine entered the field."
Walter nodded.