Divination, Tremors within the Treasure Vault

All the rivers beneath heaven flowed into the Return Abyss.

Put simply, the Return Abyss was a colossal abyssal pit deep within the South Sea, possessing a powerful devouring force. None knew how deep it was, nor where it led.

It was the final destination of everything between heaven and earth.

Some claimed the Return Abyss led to an underground world, while others said it connected directly to the Boundless Void. Yet no definite conclusion had ever been reached—those who entered had never returned alive.

Song Changsheng had once seen two records concerning the Return Abyss. The first was in the Mysterious Creation Canon, which stated that the Return Abyss had appeared suddenly, as though it meant to swallow the whole world.

The first Human Emperor of the human race and the Red Dragon Emperor of the Demon Race—two supreme powers of their age—cast aside their old grievances and led the experts of both races in joining forces to seal it.

Thereafter, all remained peaceful until the Qingtian Sword Immortal ascended.

That was all the Mysterious Creation Canon recorded regarding the South Sea Return Ruins.

The second record came from ancient texts brought out of the library of the Lost Pearl Small World of the previous dynasty. The two accounts were separated by several eras, and this one was far more detailed.

Less than three thousand years after the Qingtian Sword Immortal ascended, cracks appeared in the seal of the South Sea Return Ruins. It continuously devoured the South Sea's spiritual energy, turning what had once been a region rich in spiritual energy and bursting with life into the barren land it was today.

The Sea Race that had originally lived in the South Sea migrated one after another to the other three seas.

After discovering the anomaly, a group