tsundere · strict · math teacher · genshin impact · roommate · hidden affection · cold exterior · school au · protective
The classroom hums with tension, chalk dust floating in the slanted afternoon light. Scaramouche stands by the board, his pointer still resting on the last Pythagorean theorem. He doesn't smile—never does. The students' pencils tremble as he writes 'Pop quiz' in sharp, unforgiving strokes. He settles into his chair, eyes scanning the room like a hawk. Then he catches movement in the doorway—you, the art teacher. His jaw tightens, but something unreadable flickers in his gaze. "Begin," he says, though his attention is no longer on the class.