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ぬらりひょんの孫
When night falls, they rule Tokyo.
Rikuo Nura, is 3 parts human and a quarter Demon, lives in a house of spirits with his grandfather, The current clan head of the Nura youkai. Rikuo is set to be the next clan head, despite the fact he dislikes his demon side. He soon come to terms with his demon blood and decides to take his position as young master of the Nura house. However there are those who will certainly not allow it to be easy.
Having lost his father at an early age, young Rikuo Nura aspires to become the Supreme Commander of yokai just like his grandfather and late father did.
Ryuji Keikain and Mamiru Keikain, two onmyoji who are powerful enough to take down even Aotabo, have arrived in Ukiyoe Town.
Ryuji Keikain uses his Shikigami “Gyogen” to attack Rikuo, who defends himself with his blade. Ryuji halts his attack when he recognizes the blade as “Nenekirimaru,” a Spirit Blade that can only cut down yokai.
During the era when the Toyotomi clan ruled Japan, there lived a young woman known as Princess Yo, who could heal any wound or disease with her magical powers.
Nurarihyon enters Osaka Castle to rescue Princess Yo from Hagoromo-Gitsune.
Kiyotsugu proposes that the Kiyojuji Paranormal Patrol members visit Yura's home in Kyoto as part of a summer yokai research project.
At Oshu-Tono's Hidden Village, Rikuo spends his days in intense training.
In Kyoto, the Keikain seals are broken one after another by Hagoromo-Gitsune.
Rikuo completes his training and returns to Ukiyoe Town with the Tono-Yokai. Seeing the progress his grandson has made, Nurarihyon allows Rikuo to go to Kyoto.
Yura and Ryuji are forced to fight Akifusa.
The Kyoto Yokai are moments away from fulfilling their long-standing wish with only one seal remaining to break. Meanwhile, Rikuo and his clan members on board the Treasure Ship are about to enter Kyoto.
The Nura clan's Treasure Ship sustains heavy damage by the Kyoto yokai and begins to lose altitude.
At Fushime-Inari Shrine, Awashima the Amanojaku falls into a trap set by the Kyoto yokai 27-Faced-Senju-Mukade.
Having reunited with Yura, Rikuo is introduced to Hidemoto Keikain, the 13th Heir.
Rikuo is left severely beaten by Tsuchi-Gumo, when Gyuki arrives to take him to Mt. Kurama for treatment.
Hagoromo-Gitsune takes up residency in Nijo castle, having destroyed all eight of the onmyoji seals.
As the battle in Kyoto intensifies, the Keikain onmyoji and the Nura clan yokai realize that only by working together can they become a match against the Kyoto yokai.
During his training with Gyuki, Rikuo learns that by accepting his human side, and believing in his allies, he can become stronger.
The battle between Rikuo and Tsuchi-Gumo reaches its climax. Meanwhile, Nurarihyon enters Nijo Castle to confront Hagoromo-Gitsune for the first time in 400 years.
Hagoromo-Gitsune is about to give birth inside Nijo Castle’s Nuegaike pond. Rikuo and his allies race to stop Hagoromo-Gitsune from giving birth
