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...
I was, like, "I'm done for!"...
...ظننتُ أنّ أمري قد انتهى
Aber mit vereinten Kräften
haben wir’s geschafft.
Por un momento creí desfallecer, pero
triunfamos gracias al esfuerzo de todos,
Parecía imposible ganar,
On y serait restés
si on n’avait pas tous uni nos forces.
Ho temuto il peggio in alcuni momenti,
Chegou uma hora que achei 
que não tinha jeito,
Мне казалось, мы уже не справимся,