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...
What am I gonna do with you?
ما الّذي سأفعله معكم؟
Ihr seid echt zu nichts zu gebrauchen!
Sois insalvables.
Vous êtes mal barrés.
Siete irrecuperabili!
O que eu vou fazer com vocês?
Легко вы раскисли…