In the 1920s, Zhang Zuolin, the warlord of Northeast China, secretly established a tomb-raiding expedition force known as the Dragon Seekers. Their mission was to infiltrate the Changbai Mountains in search of the forbidden dragon site where the Qing Dynasty's dragon vein was buried. A mysterious coffin triggered a series of deadly incidents. Could the legendary dragon's eye treasure hidden within the Changbai Mountains be real? Other treasure-hungry tomb raiders spare no effort to seize the ancient coffin from the Dragon Seekers. A gifted grave robber, an enigmatic zombie hunter, and the treacherous Black Dragon Society engage in a web of intrigue and deception. Will the mysterious and perilous Changbai Mountains grant the Dragon Seekers their wish? After navigating deadly traps and deciphering intricate mechanisms, can they unearth the true secrets of the Dragon Bone Soul-Gathering Coffin? Jade-adorned skeletons, armored warriors, the ancient Bohai Kingdom, malevolent spirit guardians, mother-and-child coffins, the flattering duck-faced man, the golden frog king, the Jurchen descendants, the city of white bones, the forbidden dragon land, and the corpse of the beauty-what secrets and conspiracies lie hidden within the restricted zone of Changbai Mountain?