The relationship between the brothers adds a layer of tragic nobility. Their quest to save their brother Ouken provides the moral complexity that makes Ousama Ranking stand out; even the "antagonists" are driven by love and duty.
It looks like you've provided a filename for the 20th episode of the anime (Ranking of Kings), titled "Miasma." [AnimesTC] Ousama Ranking - 20 (1080p).mkv
If you need an or a summary based on this specific episode, Episode 20: "Miasma" – A Turning Point The relationship between the brothers adds a layer