After leaving the light barrier, Xiao Yu immediately went to the relief-carved wall behind the raised platform and strode toward the hollow brick he had discovered earlier.
He raised a hand and touched it, and a streak of sword aura roughly a foot long appeared in his hand. Then he swept his arm in a circle. With several hissing sounds, a circular seam was cut into the wall as easily as slicing tofu.
He pressed his palm against it and exerted a suction force, pulling free a stone disk roughly a foot across and revealing a round hole in the wall.
Reaching inside and feeling around, he found something resembling a stick. When he took it out, it turned out to be a somewhat old, yellowed scroll.
Xiao Yu was delighted. This was it! He did not know what material the scroll was made from. It felt soft to the touch, but gave off no trace of spiritual power.
Unrolling it, he readily discovered that it was a map, and one depicting all five levels of the Inner Hall at that.
Xiao Yu immediately recognized the raised platform drawn on it, as well as the little cauldron with two handles and three legs atop it. That was the Void Sky Cauldron.
In that case, the densely packed, crisscrossing lines and boxes before the platform represented the passages and secret chambers of the five levels.
Most conspicuous of all was a route passing through several passages, prominently marked in red among the many lines drawn in black ink.
"Heh heh, this line leads straight to the secret chamber containing the ten thousand year spirit milk!" Xiao Yu chuckled.
After restoring the wall, Xiao Yu immediately sped away. Every extra second he stayed there meant another second of danger.
Xiao Yu darted