The recording was old and damaged.
Specialists spent several days preparing a working copy without altering the original.
When Rebecca finally invited Angela to listen, she warned that the audio quality was uneven and some sections might be impossible to recover.
Angela asked whether Marcus should hear it.
Rebecca suggested reviewing the contents first.
They agreed.
The recording began with the sound of a chair scraping across a floor.
Then David's voice emerged through the static.
Angela covered her mouth.
She hadn't heard him speak in twelve years.
"I've reported this three times," David said. "The ventilation system isn't working, and those containers shouldn't be in that warehouse."
Another voice responded.
Richard Cole.
"The shipment is already scheduled. We can't stop operations every time a maintenance technician gets nervous."
"This isn't about nerves."
David's voice became firmer.
"People could get seriously hurt."
Cole answered sharply.
"You're making accusations you can't support."
"I have photographs and signed reports."
A pause followed.
Then Cole said something that caused Rebecca to stop writing.
"If you keep pushing this, you'll be finished here."
David answered without hesitation.
"Then fire me. But I'm not signing off on unsafe equipment."
Angela began crying.
The recording continued for several minutes.
It included discussion of missing maintenance records and pressure to approve the shipment.
Then the sound became distorted.
The final section was barely audible.
Rebecca stopped the playback.
Angela stared at the speaker.
"He knew," she whispered.
"Who?"
"Richard knew the equipment was dangerous."
Rebecca nodded carefully.
"The recording supports that he was warned about the condition. We still need to evaluate the equipment records and the cause of the fire."
Angela wiped her cheeks.
For years, she had been told David ignored safety procedures.
Now she had heard him refusing to approve a dangerous operation.
The distinction was enormous.
When Marcus arrived after school, his mother told him they had heard his father's voice.
He looked stunned.
"Can I listen?"
Angela hesitated.
Then she played a brief, appropriate section in which David spoke about doing what was right for his coworkers.
Marcus sat very still.
His father sounded ordinary.
A little tired.
A little angry.
Real.
When the recording ended, Marcus asked to hear it again.
Angela let him.
Afterward, he looked toward the family photograph on the wall.
"Mom, he sounds like Uncle James."
She smiled through tears.
"They were brothers."
That evening, Rebecca received another message from the investigators.
The original warehouse security records had been located.
And the footage showed someone entering the restricted maintenance area shortly before the fire.
Someone who had never been mentioned in the official report.