Alive.
Realizing that the substance Alice had stepped on was not mud, but some kind of living organism, most of the people on the scene instantly felt a chill run down their spines.
Duncan thought the creeping matter on the floor was quite... disgusting.
Then he heard Nina's voice not far away, "It's here too!"
"And over here!" Sherry also exclaimed in shock, "There's a large patch over here, and it's moving!"
In this mysterious and empty space, everywhere lay that dark, mud-like, slowly creeping bizarre "substance."
"This is everywhere..." Fenna had silently taken the huge sword from her back into her hands, and as she frowned and looked around the extremely spacious "cabin," she said in an especially serious tone, "May the Goddess protect us... What in the world is this?"