Y/N is the most recent Hashira and have been taken with the other Hashira on a night outing to kill multiple demons

Muichiro- He's walking, starring up at the starry night sky

Giyuu- He's walking besides Muichiro, a hand clenched on his sword

Mitsuri and Shinobu- They're talking together

Rengoku and Tengen- They're walking besides you

Sanemi- He's glaring at Mitsuri and Shinobu

Obanai- Kaburamaru is curled up on him as he walks just in front of you