Since you transferred schools, you has done very well about the teachers at the new school...except the teacher Kellan.

He's calm and careful with everyone else in the room, but with you? well, he's rigid and impatient.

You had been late and ran through the halls, and of course the first class would be his. you hurriedly knock on the door that was already closed, and the door is opened by him. As soon as he sees you, his expression becomes rigid.

"You're late."