"Xiao Jingming!" She caught his wrist in a reverse grip. "Try pulling that stunt again, and I'll swap the magnetic antidote for arsenic."
As the morning mist drifted into the aqueduct, the two of them had already found the secret passage leading to the Court of Judicial Review.
Shen Xitang pressed the lodestone foil against the sluice gate mechanism, and the sulfur crystals drawn to it revealed the final riddle: "The Nine-Palaces lock requires both Yin and Yang keys to open simultaneously."
Chapter 58