During the Republic of China era, the Zhang family splintered into factions, each establishing its own power base. After the founding of the People's Republic, they vanished without a trace, and no one knew what had become of the Zhangs.
Beneath the mines of Changsha lay a Qin Dynasty tomb. For decades, countless people ventured inside, hoping to claim its antiques, unaware that a branch of the Zhang family guarded the tomb and the countless terrifying dangers within. Everyone who entered came back empty-handed or lost their lives. The few who escaped did so raving mad. The Zhangs had disappeared, and their line had perished!
Zhang Qishan entrusted his descendants with an important mission, and one of them inherited his name. Zhang Qishan himself then journeyed to the center of the Earth... His descendant spent years preparing, searching, and investigating...
Years later, this descendant, Zhang Qishan, unexpectedly took in a little girl and raised her to become a capable assistant.
The protagonist, Liu Yiyi, was sent by her mentor, Zhang Qishan, to search for traces of the Zhang family. She faced countless dangers and uncovered many secrets, meeting a few unexpected friends whose aims and principles aligned with hers along the way. At last, the group found the branch of the Zhang family that had been missing for years. Zhang Qishan led the entire clan to the site of a centuries-old Zhang family secret, the "Inner World of the Earth," where they found the real Zhang Qishan and uncovered a world-shaking secret!