Programmer Luo Jiatin, who was working overtime late at night, clicked on the "Space-Time Warehousing Agreement" in an unfamiliar email, and her consciousness suddenly fell into boundless darkness. When she opened her eyes again, she was standing in front of a strange warehouse suspended above the ruins of the city. The four words "Mysterious Warehouse" on the wooden signboard glowed with a cold blue light.
The owner of the warehouse is a mysterious man wearing a bronze mask. The black account book he handed over contains extremely strange customer demands: "Rootless water from the 30 years of the Republic of China", "Memory chips from the future world", "Antique music box that can swallow fear". What's even more bizarre is that every time he completes a delivery across time and space, Luo Jiatian will find that there is an extra fragment in his memory that does not belong to him, and a burning silver line will appear on his wrist.
As the number of deliveries increases, she gradually discovers the secret of the warehouse: it not only connects the past and the future, but also contains clues to her missing parents in childhood. But when she tried to investigate, the antique clock in the warehouse began to turn upside down, and a black figure who looked exactly like her appeared in the mirror, and the mask owner's warning echoed in her ears: "Don't pry into what you shouldn't see, otherwise you will become the next 'commodity' for sale..."