Shen Long and Chu Buyu saw quite a few True Immortal cultivators. Some True Immortal cultivators entered empty Stone Chambers, and the doors closed automatically.
Shen Long and Chu Buyu arrived on the fourth floor and found that many Stone Chambers were vacant. They entered one of them.
With a dull thud, the door closed automatically.
The Stone Chamber was over a hundred zhang wide. Inside stood a round cyan jade table and four cyan jade stools. A square Cyan Token sat atop the jade table, its face engraved with the four words "Heavenly Treasure Immortal Alliance."
A huge square mirror was set into the wall. Opposite it was a round golden mirror, while a square groove was embedded in the wall to the left.
The mirror's surface displayed a Nine Palaces grid. Each square bore several small words: immortal herbs, immortal materials, immortal pills, Immortal Wood, and the like.
Shen Long picked up the Cyan Token and infused it with Immortal Origin Power. The words "Heavenly Treasure Immortal Alliance" on its face immediately blazed with spiritual light. A streak of cyan light shot out and sank into an empty square on the mirror, which bore the words "immortal herbs."
Spiritual light lit up across the mirror, and images appeared in all nine squares. Every image showed an immortal herb, with a line of text beside it.
"Golden Marrow Immortal Mushroom over five hundred thousand years old! Exchanging for high-age fire-element Immortal Wood!"
"Cyan Light Glazed Grass over eight hundred thousand years old, exchanging for ice-element immortal fruits."
"Golden Soul Immortal Wood over seven hundred thousand years old, exchanging for something that weakens Lightning Tribulations."
The Heavenly Treasure Exquisite Pagoda was essentially a large trading venue. Unlike ordinary exchange meets, cultivators could not see or identify the owners of