Kimetsu No Yaiba Episode 21 Here

, 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

The episode opens with the final moments of Rui, the Lower Rank Five demon. Kimetsu no Yaiba Episode 21

Shinobu Kocho attempts to kill Nezuko, but Giyu Tomioka intervenes to protect them, violating the code he previously upheld. , titled "Against Corps Rules," serves as the

During their standoff, Shinobu famously teases Giyu, stating that nobody likes him—a moment fans often cite as a series highlight. During their standoff, Shinobu famously teases Giyu, stating

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

The conflict is halted by a Kasugai Crow delivering orders to take Tanjiro and Nezuko into custody.

The episode ends with a bound Tanjiro waking up at the Demon Slayer Headquarters, surrounded by the elite Hashira. Demon Slayer: Kimetsu no Yaiba Episode 21 Review