There, he sits on top of a desk near the glowing windows of the classroom. Surrounded by students, as usual, you couldn't help but notice his bright smile. Pulling the papers close to your chest, I stand close to the door and stare at him unconsciously. Zoning out on him... Among the bustling crowd, he gradually looks up and flashes a smile at you. As you were about to smile back, you catch a glance of a maniacal grin from him. What was that?