The Origin of the Resentful Souls

"Those of the Heaven-Observing lineage chiefly cultivated deduction. The heavenly stars reflected the world, and divine light let nothing slip through. We might not know every outcome, but everything left traces to follow." Ye Yongxing spoke eloquently aboard the flying vessel. "So we differ from ordinary divination. We can divine more matters; even if we cannot obtain an answer, we can still draw closer to it."

"I see." Listening, Chu Liang asked again, "If we obtain more information during an investigation, can we also narrow the range for an accurate result?"

"Exactly." Ye Yongxing said, "That is why Master sent me to assist you. Once even the slightest clue appears, I can immediately conduct a deeper deduction."

After this exchange, Chu Liang had more or less understood the principles behind the Heaven-Observing lineage and All-Knowing.

The vast heavenly stars were like an enormous mirror, recording all karma in the mortal world. All-Knowing could search through that karma for the portion one desired. So long as the secrets of heaven were not obscured, it could almost instantly pinpoint whatever one sought.

Yet some cultivators excelled at using treasures or formations to conceal the secrets of heaven. Other divination arts would be left helpless, but the Heaven-Observing lineage could deduce karma, narrowing the target's possible location as much as possible and providing several possible paths.

And the two lines in the Heaven-Questioning Cave were the paths ultimately given by All-Knowing.

"Where jade essence flowers rise" most likely corresponded to the birthplace of the Twin Ghost Apes. The emergence of the Human-Faced Jade Essence Flower had created the Human-Faced Apes.

"The road by which resentful souls came" might likewise point here, or it might be another clue entirely. They would have to judge after arriving.

As for the birthplace of the Twin Ghost