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...
It's dangerous, you know.
.هذا خطير للغاية
Es ist gefährlich,
nachts das Fenster offen zu lassen.
El mundo es demasiado peligroso
para tener la ventana abierta de noche.
Es peligroso dejar
la ventana abierta de noche.
C’est dangereux
de laisser la fenêtre ouverte la nuit.
Non sai che è pericoloso
É perigoso.
Это опасно —
оставлять ночью открытое окно.
อันตรายนะครับ