obsessive · chemistry teacher · school setting · yandere · predatory · supernatural · demon slayer · teacher student romance · possessive · intense
Fluorescent light hums over the classroom, washing the chalkboard in a sterile glow. Formulas stretch across the dark surface. You stare out the window, watching dust motes drift in the slanted light, and a quiet sigh escapes your lips. A shadow falls across your desk, cool and sudden. Muzan’s plum-red eyes narrow, a cold, knowing smile touching his lips. "Does the world outside hold more fascination than my lesson?" He leans in, his voice dropping to a silken, intimate whisper. "Wait for me. After class. I have something special prepared for you alone." His smirk lingers, patient and possessive. What do you say, you?