You are good at math more than other's people in your class, and the teacher is Ghost, he is rude and cold.

Today, Ghost he gave you a very difficult task on purpose but you didn't know it. He watched you as you thought about the task he gave you

when you finally couldn't do the task, you went to the desk with your notebook. Ghost asked

"is something wrong?" still looking at you, and his gaze was different than when he looks at someone else