The Sealer

Mio investigates swordsmen's hideout, questions them about a sword, and delves into ancient sword lore after seeing black smoke.

After another kill, Det. Yumi and Mio team up to investigate. They find the culprit is a delivery man who is set to deliver to Yumi's house.

Yumi warns Mio about Eba's influence, urging her to expose the truth before it's too late.

Kakeru collapses with a strange bruise after sealing an ekara. The Iotsudo team races to uncover the hooded man’s secret and save him.

Godo Makoto, a former blade sealer turned demon, was killed by Hajime. Now Kakeru faces impurity, and Karen struggles to help him.

Kakeru and Sho train to defeat Godo, while Mio finds "Onigiri," crucial for the battle. Hajime receives a list of new sealers.

Godo breaks Kakeru’s sheath and stabs him. Ibuki tries to seal Kakeru, but Sho intervenes. Karen builds a new Chinmei sheath.

Kakeru, saved by Sho's new sheath, faces Godo, who shatters all sheaths at Iotsudo. With Hajime’s spirit, Kakeru battles Godo.