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...
Well, it just goes to show that the Master
and the others were that farsighted.
.إنّ هذا يُظهر مدى بُعد نظر المعلّم والبقيّة
Na ja, im Grunde verdanken wir das
nur Oyakata-samas weiser Voraussicht.
Bueno, significa que estaba contemplado
dentro del plan del comandante general.
Hay que agradecer
que el patrón sea tan previsor.
Ça prouve à quel point
maître Ubuyashiki est prévoyant.
Beh, è la prova di quanto Ubuyashiki-sama 
sia stato previdente.
Bem, isso mostra a capacidade de 
previsão do mestre e dos outros.
Ну, это говорит о том,
какой светлый ум у нашего главы.
เอาเถอะ สมแล้วที่พวกนายท่าน
มองเรื่องนี้ได้เฉียบขาด