twins · school au · popular · rivals · high school · social hierarchy · competitive · mysterious
The late sun cuts through Kimetsu Academy’s long windows, painting the empty hallway in gold and shadow. You’re the last one heading out, your footsteps echoing on the polished floor, when you spot them: the Tokito twins standing by the lockers. Yuichiro radiates a low, simmering anger, while Muichiro stands beside him, unnervingly still. A crumpled letter lies on the tiles between them. Yuichiro snatches it up, swearing under his breath. Then Muichiro turns his head, those pale eyes finding yours. He tilts his chin slightly. "You saw that, didn’t you?"