Demon Slayer: Kimetsu no Yaiba (2019)

S01E10 Together Forever

Tanjiro finds himself in a tough spot as he battles against Yahaba's ultimate Blood Demon Art, the "Kouketsu Arrow," relying on various forms of the Water Breathing technique to stay afloat. At the same time, Nezuko continues her fierce fight against Susamaru. Concerned about how things will turn out, Tamayo decides to intervene by activating her own Blood Demon Art.