So simple a reason? Heina couldn't help but be a little stunned...
"The sound doesn't match... Or could it be that their bodies have also undergone some mutations?" She thought for a moment and asked.
The noise Heina referred to was the sound of footsteps made by those "giant faces" passing by earlier. If it were human-sized, the sound wouldn't be so faint...
"Now that you mention it, don't you think this slime is very reminiscent of what appears on aquatic animals?" Li Yalin suddenly interjected. She had already approached the fence and gently touched it with her fingertip.
