In the future city "New Arc" where memories can be read, edited and deleted, Ling Chen, a top memory expert, makes a living by repairing the broken hearts of others, but cannot retrieve his own painful memories of his sister. During an unusual commission, he accidentally discovered that his sister's token appeared in the memory fragments that the client wanted to erase. This clue drags him into a huge conspiracy woven by the technology giant "Yongle Mind". He is forced to cooperate with Zhao Yi, a hard-hitting police detective who distrusts memory technology, and travels through the maze of memories that are difficult to distinguish between true and false. Every step brings you closer to the truth and closer to the mind-devouring abyss. He must choose: embrace the harsh truth, or indulge in the peace of fiction?