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**Introduction to "Seven Days of Ruins"**
Chen Xuan, the undertaker of the funeral parlor, was working the night shift when he mistakenly sold "three long and two short incense" to a female corpse in red, and he fell into the treacherous world at the intersection of yin and yang - Yinxu. In this maze of death that is reset every seven days, strange beasts from "The Book of Mountains and Seas" wander in the cyber city, the ghosts of Ming Dynasty alchemists control the quantum laboratory, and folk taboos are transformed into human-eating rules: mortuary coffins are hidden on the shelves of convenience stores, the last subway train is transformed into a coffin train, and a living person who looks at the soul of the dead for three seconds becomes a "ticket."
Holding the judge's pen that can rewrite the book of life and death, Chen Xuan formed a deadly alliance with Lin Xi, a folklorist who was familiar with "The Book of Lu Ban", and Zhang Jiuzhi, a knife dealer with severed fingers. They discovered that each mysterious realm hid bloody sacrifices spanning six hundred years: corpses of seven reincarnations were frozen in convenience store freezers, the bronze compass was fueled by memory, and the AI system "Nuwa" was actually the cyber-remnant soul of a Ming Dynasty alchemist.
When a countdown tattoo appeared on Chen Xuan's arm, he was shocked to realize that the so-called "seven-day rebirth" was just a scam by the market owner to harvest souls. And in the Quantum Heavenly Palace in the deepest part of the Yin Ruins, his left eye, which was gouged out three hundred years ago, is staring at all the dying people in this world...