Zhang Xuan's Diary of Cultivating Immortality

My name is Zhang Xuan, and I am a sophomore student at Long'an High School. It is the third period of Chinese language in the afternoon, and there are still fifteen minutes before the end of get out of class. A flying sword suddenly breaks through the window and flies in front of me, splashing countless glass debris, shattering my eagerness to finish class, and also shattering my ordinary and boring high school.