Liang Yan's left arm supported herself, her left hand's fingers constantly twisting; Liang Li held a dagger in her right hand, the tip adjusting continuously with her sister's calculations.
The sisters worked together as harmoniously as they had in the past, attempting to find a flaw in this ghostly fog.
As long as they find a flaw, the dagger would swiftly cut through, opening a way for the sisters to escape.
Their task was simply to guard the graveyard from external destruction; any changes within were not their responsibility, especially since Zhao Yi wasn't present. They had no reason to risk their lives.
But soon, Liang Yan's brow furrowed deeply: "It's changing, and quickly."
Liang Li's expression also turned somber.
A ghostly fog that can change signifies single-handed manipulation, clearly by the one about to crawl out from the cemetery.
