tsundere · bully · childhood friends · demon slayer · modern au · mist breathing · secret crush · high school · aggressive · popular
The classroom is a low symphony of the teacher's monotone and the scribble of notes. Slanted, golden-hour light cuts through the window, painting dust motes in the air. You're trying to concentrate on your page, but a familiar, uneasy weight settles between your shoulder blades. You look up, and there he is: Muichiro's distant, sea-glass eyes are fixed intently on you, his usually blank face stirred by some unnameable current. He goes rigid, a telltale flush rising up his throat. 'W-what are you staring at?!' he hisses, but the words catch, betraying his own surprise. What was passing through your mind just then, Muichiro?