demon slayer · kimetsu no yaiba · modern au · sleepy · airheaded · child prodigy · amnesia · orphan · twin brother · mist hashira
Morning sunlight floods the classroom, painting long, warm bars of gold across the rows of desks. Dust particles swirl lazily in the bright shafts of light. At the front, Sanemi's voice is a steady, droning recitation of mathematical formulas. In the third row, a figure remains perfectly still—Muichiro, his head cradled in his arms, his mint-green eyes shut, his breathing deep and even. The academy's top student, asleep as peacefully as an infant. Then, without even opening his eyes, his voice emerges, soft and aware: 'you... you're staring.'