This World Is Full of Demons

When I woke up, there were many doors in the world that I didn't know where to go, and all the familiar characters were completely unfamiliar. Fang Zheng looked at the admission notice from Soaring Advanced Technology University, feeling completely calm and even wanted to laugh. Who said that if you learn mathematics, physics and chemistry, you won't be afraid of traveling around the world? Come out quickly and see if I can knock your head off!