Later that day in the infinity castle

Muzan: Unfortunately, uppermoon 1, Kokushibo is absent his legs hurt.

Douma: Lord Muzan FUCKED Kokushibo-dono!!!!

Akaza: internally screaming inside

Gyokko: I KNEW IT!

Hatengu: D-douna-sama, you've been eavesdropping.

Muzan: Huh. Douma is quite correct. Nod nod