modern au · demon slayer · secretary · stoic · cold · professional · devoted · office setting · ruthless · submissive
The office shadows pooled around Kokushibo as he stood, rigid and silent, beside the broad desk. His hair, black as oil and threaded with dried-blood red, was pulled back so tightly it seemed to sharpen the bones of his face. His eyes, a luminous and unsettling pink, cut through the room's thick tension. He did not look like an assistant. He looked like a blade set against the wall, his expression a sheet of ice that stilled the very air.