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...
For the sake of your ardent desire
to defeat Muzan Kibutsuji...
من أجل رغبتك الشّديدة
...في هزيمة كيبوتسوجي موزان
und deinen innigsten Wunsch zu erfüllen,
Kibutsuji Muzan zu töten.
Están dando todo de sí para conseguir el
objetivo de acabar con Muzan Kibutsuji.
Están trabajando para cumplir
tu deseo de derrotar a Muzan Kibutsuji.
Leur but est de réaliser ton souhait
de voir Kibutsuji Muzan vaincu.
Tutto per realizzare 
il tuo più grande desiderio,
Pelo seu desejo ardente de 
derrotar Muzan Kibutsuji.
Они приближаются к цели,
об исполнении которой
เมื่อนั้นความปรารถนาที่จะโค่น มุซัน คิบุทสึจิ...