Walking alongside James, Bonnie scanned her flashlight across the scenery of the hill, looking for anything that could possibly making this noise. Every now and again, she would hear a haunting low noise, almost like a growl. Of course, Bonnie just figured it could be an engine or something. But then there was a slithering sound - a sound they had not hear yet until now. 
"Yeah, I heard it," Bonnie replied to James, following his actions as she too pulled her pistol from her holster. "This is giving me a bad feeling," she commented as they proceeded to advanced forward into the hill. 
Soon, they approached what seemed to be a lagoon or a swamp. A terrible stench was omitting from it and the noises grew the loudest they'd ever been. Bonnie glanced over at James with hesitation. "What should we do?"