The mental plague "narcolepsy" swept through Ash City, and the patients' consciousness was dragged into an eternal nightmare.
In order to save his sister, doctor Lin Jing stepped into a forbidden place and discovered that the strange mark on his arm was actually the "paradox key" that could resist fearful entities and also lead to the pursuit of the scavengers of the universe.
In this real prison where ancient horrors are imprisoned, he must steal the power of the abyss and steal the last paradoxical vitality for human civilization before reality collapses.