Ji Yang, an ordinary office worker, encounters a mysterious white fog after working overtime and travels to a different world described in "The Classic of Mountains and Seas". He was attacked by a ferocious Dangkang beast. During his escape, he met the mysterious woman Yun Wuyue. He was rescued by her and taken to a relatively safe camp. Ji Yang's process from panic and helplessness when he first arrived in a different world to gradually adapting and facing moral choices shows the growth and persistence of an ordinary person in an extreme environment.
