The Smiling Wall

"What... Got it!" The bodyguard quickly caught on.

Harper's group encountered the same black moss.

"Careful. That thing's alive." Harper raised a hand to stop the others and cautiously moved closer. "Look. It's breathing."

"Is it an animal or a plant?" Raymond studied it for a long moment but still couldn't tell.

"It might be some kind of mutant moss," someone said. "Maybe it's evolved into someth