In the deep, dark underground cavern, after a day of grueling labor and a difficult search for anything they could find to fill their stomachs, nearly all the human captives had fallen into a heavy sleep amid hunger and exhaustion.
The human captives slept in the caves scattered throughout this underground space. The light inside those caves was dim and murky, some even pitch-black. Through painful experience and hard-won lessons, the human captives had proven that people slept best in darkness and recovered their strength more quickly there. Those captives who preferred sleeping in brightly lit places found it difficult to last long in such an environment; one by one, they had long since become skeletons—or vanished so completely that not even their bones remained.
For this reason, whenever they could rest, all the captives chose these relatively quiet and secluded places.
Moreover, Zhang Tie had discovered that the human captives who insisted on not eating human flesh generally did not sleep together with those who had begun eating it under the Devil Race's oppression. Instead, they slept separately in different caves. Perhaps that gave both sides some sense of security.
This situation happened to be convenient for Zhang Tie's current operation.
With his hair in disarray and his clothes in tatters, Zhang Tie looked no different from any other human captive. Even if someone saw him, they would never suspect his identity, only take him for another person captured and enslaved by the Devil Race.
As the entire underground space gradually fell quiet, and even the demonized puppets began resting in large numbers, Zhang Tie moved through the darkness, visiting one cave after another where people lay asleep, searching for human captives without human teeth hanging around their necks.
There were many such caves. Some held a dozen sleeping