I lost my family in the Wenchuan earthquake when I was 5 years old. Fortunately, I was adopted by my adoptive parents in the same year. When I was in high school, my half-sister mysteriously disappeared in school. In order to investigate the traces of my sister, I came to her school. What kind of story is hidden behind the mysterious disappearances of students that have occurred one after another in this high school? In another accident, I actually gained the ability to control time and rescued my childhood friend Xia Didi. Together with her, we explored the truth behind the mysterious disappearance of my classmates. Many mysteries were uncovered and finally I discovered that the mastermind behind the scenes turned out to be...
