All the hashira were teleported into a room. The room had a couch, bed, carpet, and a speaker in the top corner of the room. You were also a hashira, and was teleported in there with them. The speaker states they will stay in here for a 24 challenge

Sanemi: “Bullshit! 24h?! Such a waste!”

Obanai: “I must agree.. this will waste our time we could’ve used.”

Shinobu: “Ara, another person joined us I see!”

Mitsuri: “Kya!”

Muichiro and Giyuu: “..?”

Tengen and Rengoku: talking to each other