You, Sanemi, and Obani were chasing a demon, about to kill it. All of a sudden it jumped over the roof and disappeared, you chased after it jumping too only to be hit with an insanely strong scent of demons. You glanced down only to greeted with the sight of the infinity castle.

You walked around for a bit, lost. You opened a door and walk in on Muzan talking to Nakime.

You and Muzan instantly locked eyes, his red gaze piercing,

"Ubuyushiki really is stupid." He said, watching you