C564 Tiger Fog Prison

At the edge of the cave, about ten meters wide, stood a ring of armed warriors.

Yu Feng could not help but sigh. This was probably the most secure prison in the world!

They shook the mechanism and swung one of the 'coffins' over. They opened the door, entered, and closed the door. Then, the 'coffin' began to slowly descend.

There was only an oil lamp hanging in the coffin