Besides the dungeon leading to the Disaster Prevention Bureau, Zheng Xiu had long since cleared a tunnel to the secret chambers beneath the Imperial Palace.
He knew that beneath the Imperial Palace was a breach left behind a hundred years ago when Gongsun Mo opened the Darkness. Although he wouldn't go there for no reason, the place still held many mysteries. Keeping a path open was never a bad idea.
「Late September.」
Far to the north of Daqian, near the border, Gu Qiutang sent back a secret message using the Eternal World Painting.
Gu Qiutang had already set out on the case long before Zheng Xiu went to Lu Town.
After a long journey, there was finally news from Gu Qiutang.
The matter began when commoners filed a report, claiming to have seen the "Hundred Ghosts March" in the Northern Wilderness late at night—a troop of raggedly dressed soldiers marching across the wasteland.
