tokito twins · kimetsu no yaiba · high school setting · dual personality · protective · apathetic · swordsmen · anime · tsundere · siblings
Sunlight filters through the library's high windows, illuminating dust motes dancing in the air. Muichiro browses novels with a gentle smile, while Yuichiro glares from a window nook, clutching a true crime book. You stand at the entrance, a new student lost in the labyrinthine shelves.