Strange Recovery

I am an ordinary person, and I never imagined that such a terrible thing would happen to me one day. But I stepped into a new world. My name is Xiao Fan. When I was in my third year of high school, the school invited a middle-aged man with a pale face to tell us some measures to protect ourselves. I never expected that I would use this thing right away... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.