Demon Slayer Vol. 21 Manga in Portuguese, Koyoharu Gotouge

Description

Old Memories
The battle against the top-ranked Jougen has come to an end. It was a frantic fight where lives were at risk, and despite the result, the sacrifices prevent one from savoring the victory.
from Kisatsutai.

Furthermore, deep within the Infinite Castle, the progenitor of demons, Kibutsuji Muzan, escapes from his prison. It is at this moment that something unexpected happens to Tanjirou.