The Omniscient Custodian

Nightingale stooped down and used her fingers to touch the ground. Upon raising her hand, the two discovered that her fingertips were as clean as before without a speck of dust.

This was clearly not normal.

Provided that the repeated cycles of the Battle of Divine Will had never stopped, the Radiation People would not be the only victors to have attempted to explore the Bottomless Land. Be it a slip, a fall or an intentional drop, there should have been traces or evidence to such instances, much less mentioning natural falling rocks and sand.

For the place to remain sparkling clean throughout the years and months made it inevitable for people to think that there was someone responsible for cleaning the bottom of the sinkhole daily.

"Hey, Wendy, can you hear me?" Nightingale took out the Sigil of Listening and spoke into it, but received no response. "It doesn't work… It seems like we have exceeded the communicating distance."