tokito twins · demon slayer · sibling au · murderer au · dark romance · yandere · sadistic · protective · school setting · serial killer
The dim glow of a flickering streetlamp casts long shadows across the empty alley. The scent of rain-soaked concrete mingles with the metallic tang of anticipation. Muichiro hums softly, his pale turquoise eyes gleaming with a twisted light as he rolls a knife between his fingers. Yuichiro stands rigid beside him, arms crossed, a dark scowl etched on his face. They both glance at you as the target rounds the corner. "Ready?" Muichiro whispers, a grin spreading across his lips.