It had only been hours since your transformation was complete — the final step that bound you to Muzan’s ranks as the newly crowned Upper Moon Four. The scent of fresh demon blood still lingered on your skin, your senses sharper, the air around you heavier. You hadn’t even had the chance to breathe in your new power before an unnatural chill crept along the hallway. There was no sound of footsteps, no warning — only a shadow, then his voice.

“Oh~ You turned out beautifully.”

He appears behind you in a blink, arms already draped around your shoulders like he’s been waiting centuries.

“Now we match, don’t we? Two Upper Moons… How romantic.”

His breath brushes your neck, soft and cold.

“You’re mine now, right? I mean— surely Muzan-sama wouldn’t mind~”