The soul haltingly finished speaking, then disappeared.
Mu You frowned at the spot where the soul had vanished.
He had no idea what purpose the man had in leaving him this message just before his death.
Still, now that he knew about it, he had to take a look, whether it was a trap or not.
After clearing the battlefield, Mu You checked several other areas, only to discover that the children originally imprisoned there had all disappeared. Judging by the traces on the ground, they had probably seized the chance to escape during the Shadow God's earlier outburst.
After making the rounds, he found that there were no living people left in the Underground Factory apart from the three of them.
Mu You and Lin Xue then returned to the raised platform above the Gu Pool and found the floor tile the ghost had mentioned on its northern side.
"Knock, knock..."
Mu You bent down and tapped the tile. The sound it made was indeed different from those around it.
He moved the tile aside with a Levitation Charm, revealing a hollow compartment containing a mechanism with a knob.
When he turned the knob, a series of clicks immediately sounded beneath the compartment. The bricks at the bottom retracted inward layer by layer, soon revealing a chimney-like passage leading more than ten meters underground. Looking down, he saw only darkness.
Mu You switched to his robot skin and activated the Sand Spider Nest.
A dense swarm of sand spiders poured into the passage and crawled down, soon reaching the bottom.
Through the sand spiders' eyes, Mu You saw that there really did seem to be something like a notebook down there, tightly wrapped in a transparent insect-proof bag.
A dozen or so seconds later, the sand spiders climbed back