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...
As long as certain
conditions are met...
...ما دامت قد تحقّقت شروط معيّنة
Vermutlich müssen diese Bedingungen erfüllt
sein, damit wir alle die Male bekommen.
Si se satisfacen esas condiciones,
todos los demás podrán presentarla.
Es posible que cumpliendo
esas condiciones
Il est possible
qu’en les reproduisant,
Con tutta probabilità,
 se soddisfatte tali condizioni,
Se essas condições 
forem atendidas,
Вероятно, мы все получим
метки, выполнив ряд условий.