Touya and the others pay a visit to a deserted island in search of more ruins of Babylon and thanks to the efforts of his ever reliable fiancées, they finally discover the Hangar.

Keeping his promise to a ghost, Polka returns to his family's mansion with Misaki in tow. Can the necromancer fool the people who know the real Polka best? And can he save them from an unknown threat without arousing their suspicions?

Raeliana wakes up in Noah's room, with Noah lying half-naked beside her. Panicked, she seeks Adam's help in fleeing the mansion. Noah sends out all his knights to find her, but Raeliana uses a maid disguise to avoid discovery.

Raeliana wakes up in Noah's room, with Noah lying half-naked beside her. Panicked, she seeks Adam's help in fleeing the mansion. Noah sends out all his knights to find her, but Raeliana uses a maid disguise to avoid discovery.

Kotoko and Kuro discover where Rikka, his cousin with the same powers, has been living since their last encounter. They go to investigate the apartment, which has a grisly history.

The youkai hold a party to celebrate Natsume. Things get out of hand when they ask Natsume for a human game, and he suggests Shadow Tag. When Nyanko-sensei becomes "it", he starts stomping youkai left and right. And then Misuzu-sama, the 100 foot tall youkai, shows up...

Pursued by the Benerit Group's garrison forces, the Dawn of Fold which perpetrated the attack on Plant Quetta is forced to evacuate its hideout. Guel, who was captured by Olcott, is now a prisoner at the hideout. Having slain his own father, Guel remains sunk in deep despair.

Yoriichi Type Zero is destroyed at the end of Tanjiro's training, but a sword from over 300 years ago appears from inside. Kotetsu gives Tanjiro the sword, however it is badly rusted. At that moment, Haganezuka appears and takes the sword with him to perform a grueling whetting process handed down within his family line. Meanwhile the presence of demons are inching closer to the village...

Yoriichi Type Zero is destroyed at the end of Tanjiro's training, but a sword from over 300 years ago appears from inside. Kotetsu gives Tanjiro the sword, however it is badly rusted. At that moment, Haganezuka appears and takes the sword with him to perform a grueling whetting process handed down within his family line. Meanwhile the presence of demons are inching closer to the village...

After finding out about Akane's late mother, Taiyou is ridden with guilt from calling her the "Grim Reaper" and has been keeping his distance ever since. As the end of summer vacation looms ever closer, can they ever make up again?

Tetsuo and Kyoichi work together to trace Nobuto's footsteps before his disappearance. But in that process, they're given a violent and possibly fatal ultimatum by the organization.