In the "Mirror City" where neon lights and rain intertwine, memories can be read, repaired or even erased. Former ace agent, now memory mediator Lu Chen, spends his days working with other people's broken memories in order to numb his own lost past. A bizarre "suicide" case involved him in the whirlpool: the founder of the memory technology giant Ark Group died mysteriously. Ling Shuang, the cold-hearted daughter of the deceased, came to the door with an irresistible commission, asking Lu Chen to sneak into his father's last memory and find out the truth. However, when Lu Chen stepped into the memory maze composed of data, he found that every memory was full of lies and traps, and the clues of this case faintly pointed to his own long-standing crime and punishment...
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