In the future city "Qiongdu" where memories can be read and edited, Ling Chen, the top "memory fabricator", exiled himself because he could not accept the suicide of his wife Xiaoran. A commission broke his silence: Gao Jing, the daughter of technology giant Gao Yuan, asked him to sneak into the memory of his late father to find evidence of his murder. In the fragmented memory fragments, Ling Chen not only discovered clues pointing to the core secrets of Gaoyuan Company's "Eternal Life Technology", but he also accidentally caught a glimpse of a strange symbol related to the death of his wife. When he realizes that memory itself can be forged, his journey to pursue the truth turns into a cruel trial of his own existence and past emotions. He must find the truth buried under the ashes for the deceased and for himself in the labyrinth of reality and reality.