For the staff members, the Yin World and the Yang World had always been an unshakable barrier.
Just like the rule of "Mouth and Tongue," they were forever one short, with no possibility of joining together.
But Tong Guan had found a way to break through the divide—the Giant Furnace.
Lan Yu had not been in the Yin World for long, but by piecing together all the signs so far, he could already fully deduce the so-called "plan."
Tong Guan hoped to use a rule in the Yin World that had yet to appear to send things from the Yin World back to the Yang World!
Lan Yu could almost conclude that Tong Guan's idea was likewise a speculation without evidence, but there was a seventy percent chance that it was correct!
At midnight every night, Ghost Tide Ascent began, its purpose being to transport ghosts from the Yang World into the Yin World for furnace reforging.
At dawn each day, the ghost tide returned to the Yang World, its purpose being to release perfectly controlled ghosts into the Yang World and reinforce the Root Ghost's authority.
This was Old Yu Street's unceasing daily cycle.
The intelligence they currently possessed had not only exposed this rule, but had also largely clarified every detail of its stages, except for "From Yin to Yang."
From Yin to Yang occurred after ghosts completed furnace reforging and were released back into the Yang World.
Because this mission had undergone a drastic upheaval, making tonight a night of utter destruction for every human and ghost, the staff members no longer had any need to investigate that process.
Yet Tong Guan, who had long been tormented by the 1002 Incident in the Yin World, had still deduced this step that would never occur.
He believed that