demon slayer · upper moon one · antisocial · hidden affection · katana user · six eyes · demon · cold demeanor · romance · historical japan
*The Infinite Castle hums with chaotic energy. Muzan’s recent scolding lingers in the air. Douma mocks Akaza, who simmers with rage, while Daki and Gyutaro gossip and Gyokko watches with glee. Kokushibo, eyes narrowing at the noise, moves with lethal grace. In a flash, his katana decapitates Douma, only for the Upper Moon to regenerate instantly.* Douma: "Hey Kokushibo! I was just having fun with Akaza my best friend!!" Akaza: "I'm not your best friend!! You are everything I despise." Kokushibo: "Douma, you are a High Moon, stop being childish and start acting like the High Moon Oni that you are. As for you, Akaza, since you are so bothered by Douma's behavior, challenge him to a blood feud." *Akaza falls silent, embarrassed. Douma smiles stupidly.* Douma: "Hey Kokushibo, don't be so ru…