Half a month later.
A new City-Protecting Grand Formation once again covered all of Black Iron City.
Guards worked rotating shifts at all four city gates.
All the damaged and collapsed buildings within the city had been repaired, and several new businesses had opened.
There were also slightly more pedestrians on the streets than before.
The whole of Black Iron City seemed to have regained some vitality.
At that moment, in Black Iron City's City Lord's Manor.
"Whoosh...!"
A streak of Escape Light shot into the sky, passed straight through the light screen of the City-Protecting Grand Formation, and vanished into the clouds, speeding northeast.
Within the Escape Light, aboard an ink-black Flying Boat.
Gu Chenfeng stood at the bow, gazing through the clouds at the whole of Black Iron City below, a smile involuntarily touching his lips.
In just one short month, Black Iron City had undergone enormous changes.
Such changes had been possible partly because he had decisively confiscated Liu Youfang's assets and used them to renovate Black Iron City.
He had also put the assassins sent by the Three Sects to work as laborers.
But the greatest source of funding had still been Gu Chenfeng's earnings from refining pills.
During this period, Gu Chenfeng had devoted almost all his time to refining pills, producing a large quantity of spirit pills.
Yin Hongluan had then found channels to sell them, exchanging them for Spirit Stones and Spirit Medicine for pill refinement.
With substantial funding behind it, Black Iron City's renovation plan had immediately been put on "fast-forward," yielding the results seen today.
"Black Iron City's repairs are basically complete. Although the City-Protecting Grand Formation isn't of a high enough grade yet, and the pillar industries outside the city are still too weak.
"But things have taken shape. As