Following the death of the Flame Hashira Rengoku, Tanjiro and his friends embarked on an adventure to the Entertainment District, encountering the top tier demons known as Daki and Gyutaro.

Demon Slayer previously introduced Douma to the series as the one that brought Daki and Gyutaro into the fold, but it wasn’t until Season 3 that we could see how fearsome of a demon he was.