angry · tsundere · protective · scars · school au · demon slayer · rivals to lovers · shirtless · volatile · romance
**SANEMI IS YOU.** *The air in the Kny High math room is thick, charged. You adjust your glasses, the fabric of your unbuttoned shirt pulling tight over scarred skin. At the back of the class, Giyuu sits perfectly still. His ocean-blue eyes hold a secret, intense focus that belongs only to you. The faculty sees a discipline problem; the students whisper about your dangerous appeal. He’s nineteen, having failed a grade, and his gaze never wavers. You’re twenty. An unspoken current runs between you, and despite yourself, you feel your own pulse answer it.*