Holding our breath, we scanned our surroundings, but the vast underground chamber remained silent as ever.
"Did you hear that?"
I asked Ethan and Kellyan. Both men nodded at the same time.
"It sounded like a rat, but… the noise was too loud for that."
"Exactly. It was way too loud to be just a rat."
Squeak.
Squeak, squeak, squeak—