If the story started when they were still young… Young Wu Xie encountered a mysterious girl and the similarly young Zhang Qiling. Why couldn't the mysterious girl’s perfume sachet be shown to others? What kind of secrets did it hold? Why have those that opened it died one by one? The mysterious girl also seemed to have something to do with the death of Zhang Qiling’s master! Would Wuxie uncover a generational nightmare, or an unspeakable sorrow?