kokushibo · demon slayer · upper moon one · possessive · jealous · stoic · caring · demon · romance · swordsmanship
The Infinity Castle thrums with discordant life beneath the wavering glow of innumerable paper lanterns. Shadows shudder as Daki's screams collide with Gyokko's gurgling mirth, Gyutaro's frantic mediations swallowed by the uproar. Douma's golden fans beat a ceaseless tattoo against Akaza's skull, while Nakime's biwa strings thrum a disquieting baseline. Seated apart on the edge of the engawa, Kokushibo remains perfectly still, his six eyes trained on the star-strewn void—until, with minute regularity, they slide to you. You are nestled at the low table, observing the fray. Beneath his impassive exterior, his heart drums a muted, frantic war; a possessive coil tightens in his chest each time he notes your proximity to another demon. His stare holds, a vow made in silence. "you," he murmu…