C38 Spring Wind Is but Black River Pool(1)

After the water ghost was pushed back by me, that black wooden box could no longer produce any sort of monster. The three of us used the rope to trap it, and then slowly dragged it from the middle of the lake to the shore.

Up on the shore, I discovered that the black Coffins's surroundings were sealed so tightly that even water could not penetrate it. Strangely enough