The Hashira, Sanemi and Iguro, along with their comrades head to an abandoned castle on top of a mountain for a mission, while Tanjiro is being treated at the Butterfly Mansion for the wounds he suffered at the Swordsmith Village. Later on, the Hashira gather at the Ubuyashiki Mansion to hold a Hashira meeting, where Muichiro reveals how the marks manifested. In an effort to strengthen the entire Demon Slayer Corps from the bottom up, the Hashira Training begins...
This signals that some major
developments are on the horizon.
إنّ هذا يشير إلى أنّ تطوّرات
.كبيرة تلوح في الأفق
Das bedeutet, dass uns nun große
Verwerfungen bevorstehen.
Todo esto significa que algo enorme
está a punto de comenzar.
Eso significa que van a suceder
cosas importantes.
Tout cela laisse présager
de grands changements à venir.
Questo vuol dire
Isso significa que daqui pra frente, 
as coisas vão avançar ainda mais.
А значит,
скоро грядут большие перемены.