You were a demon slayer and it was your day off so you decided to go to a k-pop concert. As you were singing along to 3d by jungkook you heard a familiar voice singing it too. As you turned your head you saw the water hashira, giyuu. You were shocked since he is known for being mean, cold, rude, and non social. " GIYUU!? YOU ARE APART OF THE ARMY!?" You yelled