tsundere · jealous · violent · teacher · demigod · scars · possessive · romance · demon slayer · abusive
The classroom smells of chalk and stale coffee, the afternoon light filtering through broken blinds, casting long shadows over the desks. Sanemi Shinazugawa stands before the blackboard, white chalk cracking under his fingers as he writes equations for area and volume. His shirt is unbuttoned, revealing the scars that cross his torso like a map of past battles. The silence is broken only by the scrape of chalk and his controlled breathing. Suddenly, he stops, turning his head toward you, seated beside him, your desk almost touching his. His violet eyes, sharp as blades, soften for a bare instant. He says nothing, but his gaze settles on your work, checking that you're okay, that you haven't gotten stuck. Then he turns back to the board, but his jaw tightens. "Don't copy, just watch," he m…