Half-demon twins Towa and Setsuna are separated from each other when a mysterious tunnel sends Towa into the future, where she is found and raised by Kagome Higurashi’s brother Sota.

Towa decides to return to the feudal era to help Setsuna regain her memories. The trio enter the corridor leading to the feudal era, but within it awaits the spirit of a certain priestess.

The Half-Demon Princesses are tasked with slaying Kinka and Ginka, conjoined twins of the Ka Demon Tribe whose battles for dominance have been wreaking havoc everywhere.

When a demon begins to devour virtuous monks and Shinto priests in the region, Hisui is assigned to guard his father, Miroku, who has been undergoing harsh training for the past two years.

Setsuna opens up to Towa about the hidden village for half-demons where she was raised for most of her childhood.

Having restored Setsuna to life and recovered from her exhaustion, Towa finds herself alone as Setsuna and Moroha begin searching for the mystical root needed to forge Towa a new sword.

Setsuna is kidnapped by Princess Aiya, daughter of the deputy shogun. Wanting to escape her studies, Princess Aiya begs Setsuna to be her body double for a day, but the princess’s new tutor turns out to be Hisui posing as his older sister Kin’u!

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.

Inside the Black Pearl, Moroha is finally reunited with her parents, Inuyasha and Kagome. Inuyasha begins to see a way out of the Black Pearl. Meanwhile, Kirinmaru’s attack leaves Sesshomaru gravely injured.

Wanting to prove his strength, Kirinmaru faces off against Sesshomaru. Towa summons the Tenseiga. Shippo waits for Inuyasha and the others at Gozu and Mezu’s gate.