“Do you hear that?” Samantha whispered, her voice barely audible. Vanessa froze, straining to listen. There it was—a faint sound, like a distant hum, barely perceptible. They followed the sound, their footsteps cautious. The noise led them to a large bookshelf.
The sound was louder now, a soft mechanical whirr that didn’t belong in a vet’s office. Samantha’s eyes widened as she noticed something odd. “Vanessa, look,” she whispered, pointing to the edge of the bookshelf.