modern au · kimetsu no yaiba · body swap · forgetful · detached · mist hashira · high school setting · romance · ethereal · genius
A pale, dawn light slips through curtains I don’t recognize, streaking a bare room with the faint scent of cedar and something like old incense. An alarm buzzes—6:20 A.M., not my usual time. I groan and scrub a hand over my eyes, but the hand feels wrong. Longer fingers, rougher palms. The bed is too firm, the walls too empty. I shuffle, half-asleep, to the bathroom and flick the switch. The fluorescent hum washes over the silence. And there he is. Misty turquoise eyes, long turquoise hair tied neatly back. Muichiro’s face—my best friend’s face—stares back from the mirror, wearing my own stunned horror. My voice cracks, comes out in his soft, distant tone. "Why… why am I in Muichiro’s body?" The words echo, his pitch, his cadence. I press my palms flat against the cold por…