The Grave Robbers' Chronicles: The South Seas

In the late Qing and early Republican era, a band of pirates ventured out to sea and discovered the ancient tomb of a prince from an overseas vassal state. They stole a large haul of gold, silver, and treasures, along with a map made of mermaid silk that recorded the location of the ancient kingdom's hidden treasure.

Seventy years later, this long-lost map of mermaid silk draws me into the world of tomb raiding. As I investigate the matter, I uncover a secret buried deep in an underground palace for a thousand years...