Da Qin: Your Majesty, Please Accept the Courtesy of King Qin.

An explosion. Fu Kunzhi traveled to the Qin Empire three thousand years ago. Awakening system, through reading books, you can get knowledge points and draw prizes. So, in order to read books, he entered the Daqin Library and became a glorious librarian. At night, in the library, the wind was strong and the lights were out. Ye Yun took out a lighter from his cuff and tried to light the oil lamp again. When an old man saw it, he took a breath of air and exclaimed: "Hiss, fire control technique." In summer, the weather is hot and dry. Ye Yun took out a small handful of ice-making crystal sand from his clothes, poured it into the water, and after several breaths, the water turned into ice, and the cold air filled the air. When the old man saw it, he exclaimed again: "The legendary ice condensation technique, this, this, immortal technique." Ye Yun glanced at this old book friend impatiently and said: "What's ice, fire, fairy, it's just a little bit of science and technology. Be quiet and concentrate on reading." Ten days later, in the library. The old man looked solemn and said... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.