The episode opens with the final moments of Rui, the Lower Rank Five demon.
, titled "Against Corps Rules," serves as the emotional conclusion to the Natagumo Mountain Arc, balancing a tragic villain backstory with high-stakes tension between the Hashira . Rui’s Tragic Backstory Kimetsu no Yaiba Episode 21
The conflict is halted by a Kasugai Crow delivering orders to take Tanjiro and Nezuko into custody. The episode opens with the final moments of
Shinobu Kocho attempts to kill Nezuko, but Giyu Tomioka intervenes to protect them, violating the code he previously upheld. Shinobu Kocho attempts to kill Nezuko, but Giyu
When his parents discovered his monstrous nature, they attempted a murder-suicide to stop his sins. In a rage, Rui killed them, believing their bond was fake.
While Giyu holds Shinobu in a headlock, Kanao Tsuyuri pursues the siblings. Nezuko avoids her slashes by shrinking into a smaller, "adorable" form to escape. Aftermath and Cliffhanger