Under the searchlight, countless irregular forms with translucent and rippling bodies were revealed. These forms were all crawling up the walls in the black perpendicular tunnel. A stream of broken transparent substances was constantly falling down from above.

"These things are probably Bulu's kin. What a surprise that a life form that not even the laser probe can detect is actually visible with the naked eye," I said to Old Du.

When we aimed our searchlight up the tunnel, an even scarier scene appeared before us. At the top of the tunnel was a layer of thick darkness where not even light could pass. Hundreds of thorned tentacles extended out of the darkness, and three clawed digits tipped the end of each tentacle. The tentacles were constantly grabbing at the transparent bodies climbing up the wall.

The moment a tentacle caught one of Bulu's kin, it vanished into the darkness. At almost the same time, a different tentacle shot out of the darkness and dropped the remains of the transparent creature down. Then, the tentacle would resume its job of capturing the transparent...