Tanjiro encounters Mist Hashira Muichiro Tokito and Kotetsu, a boy from the village, arguing. Muichiro is demanding that a "certain key" be handed over to him from Kotetsu. Being unable to look on in silence, Tanjiro intervenes to speak on behalf of Kotetsu, however Muichiro refuses to listen. According to Kotetsu, the key is used to operate a battle-type Mechanical Doll, Yoriichi Type Zero, that mimics the movement of a certain real-life swordsman...
Remember your place
whenever you take action.
.تذكّر مقامك في كلّ مرّة تأخذ خطوة ما
Wisse, wo du stehst
und handle entsprechend.
Comprende cuál es tu lugar
y actúa acorde a ello.
Actúa considerando tu posición.
Tu n’es pas en position
de décider pour moi.
कुछ भी करने से पहले,
अपनी औकाद समझ लो।
Vedi di capire la tua posizione 
e agisci di conseguenza.
Lembre-se do seu lugar sempre que agir.
Поступай так,
как велит твоё положение.