The demon Nikosen was a sage before evil consumed his soul. Konton orders him to kill the Half-Demon Princesses. Towa struggles as her demon powers fade and she turns into a human.

Towa and Setsuna set off to slay Homura, an evil mountain god who has abducted a beautiful maiden. The twins learn that Homura was involved in the forest fire that separated them.

Kohaku and the demon slayers struggle to put out the fires caused by the Flame Bulls. Mayonaka, who used to be a local deity, demands the people of Gokoku Village hand over the town’s divine object.

The feudal era is saved from the Degenerate Age. Inuyasha helps repay Moroha’s remaining debt. Towa and Setsuna receive kimonos from their mother, Rin. Towa, Setsuna, and Moroha accept a demon-slaying request from a mysterious man.