Relic organizer Lin Wanzhou received the relic box mailed to him on an ordinary Monday. Her name was on the order sheet, and the date of death was seven days later at 23:47. A strange man, Zhou Xubai, came to her door and told her that the two were trapped in a seven-day cycle. Every seventh night, death and time would restart, and only he retained all the memories of reincarnation.
One by one, old objects reveal the dusty past: the fire in the old archives of Qichuan, the deceased He Xiaoman and Lin Wanzhou's sister Lin Qinghe who were erased by the system, and the Baiyu Memory Research Center's dark experiment of using the reverberations of living people to tamper with memories. The city will continue to forget the truth with reincarnation, the memories of relatives and friends will be rewritten wantonly, and lies will take root in the name of "treatment."
Zhou Xubai holds the authority to terminate the cycle. In the past eleven rounds, he has pressed the button again and again to terminate Lin Wanzhou, but he has also endured all the pain of being alone. When the twelfth round started, Lin Wanzhou no longer fully trusted the old authority and refused to leave life and death to others...