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...
but when I looked back on that battle...
...لكن عندما أعدتُ التّفكير بالمعركة
aber wenn ich so an den Kampf zurückdenke,
fallen mir doch ein paar merkwürdige Dinge ein.
Al recordar los sucesos de esa batalla,
lo que se me ocurre
pero tras repasar el combate
mais en repensant au combat
contre la lune,
ma ripensando a quanto accaduto,
mas quando eu repensei sobre a batalha...
но после, обдумывая недавнее сражение,
выделил для себя
ถ้าลองนึกย้อนไปตอนที่ต่อสู้ในครั้งนั้นดู