Secrets of Mountains and Seas

The protagonist Lu Wenyuan, a rational geologist, is forced to be involved in this bizarre "other world" due to an engineering accident. In the process of exploring the truth, he gradually uncovers his family's mission as a "keykeeper" and cooperates with the national secret agency "Shanhai Division" to fight against conspiracy organizations that try to use these powers to subvert the world, and ultimately explore a future in which humans coexist with these "secrets".