C531 Who Could be the Traitor

This was a cave with a diameter of about half a meter, and the dark red light was coming from that direction.

The cave entrance was about a meter high from the lake's edge. If one stepped on a layer of the shore, they would sink into something very deep, emitting a pungent smell.

Tieh Tu bent down and reached out his hand, grabbed a piece of it and sniffed it