In the future city "Fantasy Capital" where technology can strip away, store and trade memories, Lin Mo, a top memory weaver, makes a living by repairing and erasing other people's memories. He is calm, precise and never explores the secrets of his clients. Until a mysterious woman named Su Wei brought a seemingly simple commission - to erase a man's entire memory. During the operation, Lin Mo accidentally discovered that this memory was the cornerstone of her personality and had been carefully tampered with. What's even weirder is that the man who needs to be forgotten is inextricably linked to Lin Mo's own dusty past. In order to explore the truth, Lin Mo embarked on a dangerous journey. In the intertwined real and false memories, he salvaged secrets forgotten in the deep sea of time.