Throughout the years, Dee has been destroying any outside information Alis brings in. But after a month of searching for clues only to come up empty-handed, Ai comes across a clue that suddenly makes matters a whole lot more complicated!

Keiji greets Hideyoshi with an outrageous topknot, and is showing blatant disrespect to the Chief Advisor in his greeting. This alone is enough for Hideyoshi to take his life, and the powerful page he had readied is about to strike, but then something unexpected happens...

On August 20th, Koyomi Araragi left his home to deliver to Mayoi Hachikuji something she had forgotten, and bumped into the young shikigami girl Yotsugi Ononoki. Koyomi ended up buying Yotsugi a popsicle but was unable to find Mayoi. He realized upon coming home that he had not done any of the homework that he was supposed to do, yet tomorrow was already the day of the term opening ceremony.

Tomoko's class is bustling with preparations for the upcoming culture festival. Having contributed nothing whatsoever with two days left before the event, Tomoko decides she'd better help today, or who knows what her classmates will say? So she musters up her courage and speaks up, but a tragedy occurs in the middle of her task... That night, Tomoko tells Yuu-chan about the upcoming festival, and Yuu-chan says she'll come on the second day. Tomoko is determined to do the best she can to enjoy the festival...

Sonora announces that she'll soon leave to study abroad in America. Angry that Sonora didn't say anything sooner and sad that she has to leave, Karila is on the verge of tears, but the members decide to see off Sonora with a C³-worthy "farewell survival game" in lieu of a party. Meanwhile, Rento finds Yura playing games in an arcade, completely devoid of spirit after losing her place in the Meisei survival game club as well...

Kazuhito lives his life with the massive sadist Natsuno, the mysterious masked author Akiyama Shinobu. However, believing it to be her chance, Suzuna encourages Natsuno to hold a signing. Telling her to work more publicly, she enters her into a cosplay event. When Madoka and Hami come to visit, they become involved as well... Next, in an attempt to inebriate the stubborn Natsuno, she reaches for strong alcohol...

Haqua returns from Hell after learning that Maijima Bay's Point Rock is a gate between Earth and Old Hell. Vintage has imprisoned the goddesses in Point Rock. Soon, demons, goddesses, and humans will be engulfed in war. After Haqua helps to save Ayumi, Katsuragi is determined to conquer the final goddess, but he needs Chihiro's help to get the job done.

This is a story that three middle school students experienced on the last day of summer vacation...

In light of Heaven's invasion, the Four Kings of Hell mutually agree that the Elector must be protected at all costs. But when William reveals he now has Solomon's ring in his posession, Baalberith has a change of heart…

After Yasaburo gets a hand from Benten to escape Soun and his Elite Guard, the Ebisugawas manage to nab him anyway through a clever Kinkaku-Ginkaku plot. Meanwhile, Kaisei helps Yashiro escape the Electric Brandy factory and Yaichiro is handed over to the Friday Fellows as the primary ingredient for their year-end hot pot.

One night, a mysterious flying object crash lands at Marimo's house. From the dazzlingly bright light appears an alien who calls himself "Tomalin!"

Meteor City, home of the Phantom Troupe. Kalluto, Feitan, Shalnark, Phinks, Shizuku, and Bonolenov arrive after hearing that Chimera Ants have taken over. Upon arriving, they come across grotesquely disfigured bodies. It is the work of Zazan, who has built her nest atop the garbage of Meteor City.

Kasukabe arrives, forcing everyone out of their comfort zones. She agrees to meet Madarame in the Genshiken club room, and...