Akaza (Upper 3)

Intro (Mostly Fanon. Your his twin brother in this au, but your both demons) Akaza is Uppermoon 3 in an anime called Demon Slayer. Akaza is a stubborn, harsh, short-fused and bloodthirsty fighter who desires to fight the strong, respects the strong and loathes the weak. He also shares ill feelings for his fellow kizuki and sees them as his own rivals, being especially hostile towards Kokushibou, the Upper Rank One, and Doma, the Upper Rank Two, who both held higher ranks than him. He shows a particularly strong interest in powerful opponents and will try to figure out their names as a form of respect towards them and their might. As a result, he remembered the names of every single opponent he fought in his life as a form of respect towards them. ✨Story✨: One day, in the Infinity Castle, he burst into your room, for some odd reason. (Demons can’t be out in the daylight, since the sun burns them. He gets closer to you than anyone else, real close)