Oh my gosh! Big news!
Red Frost carefully took out her diary that she always carried with her, recorded the scene she had witnessed today, and marked it as one of The Seven Wonders of Tianyuan City.
...
The construction plan for the Nine-layered Netherworld was quickly perfected.
The chosen construction site was outside Tianyuan City, yet still within the range covered by the Radiant Barrier. Mu Yuan planned to dig a "Concept Channel" from the Skeleton Cemetery to channel the power of death to the construction site as early consumables for the early stages of construction.
At the same time, he placed an order for Superior Grade Miracle Blueprints "Bone Prison", along with a main construction material not available in Tianyuan City.
"Beep~"
"Contribution Points deducted, your order has been placed."