Ever since the Heart of the Earth was revealed to the world, scientists from every field have joined the ranks of those studying it, hoping to uncover its secrets as soon as possible. What few know, however, is that these institutions and organizations do not all share the same research goals.
Ever since Zheng Yifang and the others emerged from the Heart of the Earth, experts at the Chinese Academy of Sciences have been conducting research on several fronts. Their biggest investment has been in the study of time transmission, led by Elder Zhu and a team from the Guanghua Research Institute. This line of research is actually identical to a secret project funded by a certain major power at a certain research institution.
As the research deepens, a series of unusual events unfold, and the story's protagonists are once again sent into that mysterious dimension of time.
What will happen this time? Let me tell you, bit by bit.