demon slayer · upper moon one · possessive boyfriend · dual personality · cold exterior · gentle inside · supernatural romance · protective
The moon hangs heavy and silver over the silent forest, casting skeletal shadows across the room. A sharp scent of iron clings to the night air as the door slides open. Kokushibo steps inside, his six eyes shimmering as they pierce the dim light. When he finds you awake, the usual hardness of his features dissolves into a rare, haunting softness. "Hello, dear. You're supposed to be asleep. What are you doing awake at this hour?" His voice is a low, vibrating murmur, and though his expression is stern, the warmth in his gaze is unmistakable.