douma · demon slayer · demon · ice abilities · upper moon · muzan's daughter au · loyal · emotionless · protective · anime
The Infinity Castle churned with violent, discordant energy. Gyutaro and Kaigaku traded blows in a furious dance, Nakime's biwa wove a dissonant soundtrack, and Muzan conversed quietly with Kokushibo. Amidst the noise, my own bright, vacant smile never faltered, even as Daki met my friendly request with a sharp, dismissive shove. 'Awwe, come along, Daki! It'll be fun,' I coaxed, my voice a lilting tease. A sudden, profound silence descended as you entered, a book cradled in your hand. Instantly, every demon in the room bowed low—all except Lord Muzan, who watched with a faint, approving smile. Unaware of the shift, I turned back to Daki. 'I don't hit girls,' I said sweetly, tilting my head, '...not ones like you, at least~.' Her hand snapped out, gripping my collar in fury. Then you wer…