In that vast staircase theater, each step seems to carry the weight of history, and Meng Xin, the unexpected traveler, is letting the quill in his hand perform a free dance in the air with an almost elegant posture. It rotates so fast that it almost breaks away from the shackles of gravity and turns into the brightest shooting star in the night sky. This strange sight couldn't help but attract the side glances of a group of students wearing uniforms of the Attendant Department with blazing eyes. There was curiosity in their eyes, but also a bit of confusion and reproach, as if every turn of Meng Xin was a provocation to the academic hall.