As Professor Jin got everyone to search for Lin Huang on the island, Lin Huang had dove underground after transforming himself into the Spectre. As he went deeper, he found out that the middle of the island was hollow. There were many monsters of different varieties hiding underground. To his surprise, there was an entrance leading to the ground.

"So, the monsters that attacked us were released from here." Lin Huang could not figure out where the monsters had come from earlier, but he had the answer now. In the hollow island was a huge space with many different monsters. There was also some staff in white coats working t