It's a Sunday in June. Kohei and the treasurer, Seiichiro, are swamped with work to complete a plan laid out by the student council president, Iori, "Let's make the opening of the pool exciting." During which, Kohei becomes aware that it is Erika's birthday...

Hey, it's Tomoki. When you space out during lunch, you can sometimes hear construction far off in the distance, right? Doesn't that kind of make you think about the past? When I was in elementary school, I kind of feel like I heard a lot of that when I would get sleepy in my afternoon classes after we ate lunch. What if that wasn't really construction, and instead something strange? My parfait melted when I started thinking about that at a restaurant.

Kanon appeared to have cheered up, thanks to Keima's support, but then she disappeared right before the concert! The staff members are all flustered as Keima and Elsie desperately search for Kanon, but the pumped up audience doesn't realize that Kanon is missing. Meanwhile, a transparent Kanon is sitting by herself in a corner of the hall, unable to bear the pressure. What will happen to the concert...? Will Keima make it in time?!

It was another relaxed afternoon at Spirit Affairs when a young woman suddenly appeared and threw herself on Agemaki with a cry of "Young master!" The woman, Tae, was a servant of the Agemaki family who had been sent by the master of the Agemaki household, Kei's father, to Spirit Affairs. Agemaki reluctantly agrees to go home, but strangely enough, he begs Zakuro to come with him. Zakuro gave him an earful but agreed to join him.

At the Yogobama Familia Church, Claris, the princess of Marlow Kingdom, is to wed Pero Gully of Ripa Kingdom. The members of G4 are sent to guard her, but are surprised to find that she looks just like Sheryl. Meanwhile, the continuing rain has made the humidity in the attic 100%, and Milky Holmes badly wants a dehumidifier. Claris begs Sheryl to take her place, so she can enjoy what she's always wanted, "being a normal girl." Lured by the prospect of a free dehumidifier, she accepts, but Prince Pero Gully has a strange fetish...

A blue special unit appears in front of the Hagane's pilots. It's pilot calls Kyosuke "Beowulf". Later, the Hagane stops at Aviano base in the Meditteranian. Tehre, Kyosuke, Excellent, Rai, and Latooni are given a mission to guard aparade during an environmental summut in the Dukedom of Riksent. When they arrive, they are greated by princess Shine. Latooni is overjoyed to see her friend again, and Kyosuke and Excellen enjoy a rare date in between their missions, but...

Youichi has been trying to give a love letter to his middle school classmate Sayaka, but always fails. Ringo and the girls see this and want to help make his confession a success. However, Ringo and Natsuki get into a fight over how to help him. Natsuki dislikes Ringo's method of trying to teach him how to be more popular with girls, using her favorite girl's comics as an example. As hard as Leila tries to stop the fighting, Ringo and Natsuki won't make up and things only gets worse. Even Chris warns them that if their feelings cannot become one, they cannot become Lil' Pri and can't save Fairy Land. Will Ringo and Natsuki be able to make up?

The final journey on the tour is the Egg Home, where all the eggs for the entire kingdom are produced. But it turns out that the place is not just needed for a tasty omelet, and everyone learns an important life lesson. The next day is the advancement exam, and the judging is extremely harsh. Kasshi and the gang make it to the final tasting, but the judges notice something that seems out of place in the dessert... What does the Sweets Kingdom really mean to them?

#1 Squid Girl is passing by a hero show and decides to observe the show with the excited children. After the Black Tights attack the children, in the usual plot twist, the hero known as the Noh Mask Rider appears. The strange looking hero causes Squid Girl to fall over laughing, but when the boss, the Squid Demon appears, her expression does an about-face! #2 Squid Girl gives the answer to a math problem Eiko was agonizing over from behind her. Eiko suspects she somehow cheated, but she correctly answers all the additional problems she is given. Unable to accept this, Eiko gives her the ultimate obstacle of a college entrance exam problem. Squid Girl writes down a number of formulas... #3 Nagisa is swallowed by a giant wave while surfing and is saved by Goro. The next day, Goro comes to the Lemon where Nagisa is able to thank him again for saving her, but...

A person spotted Noir up in the northern reaches of Yodaka. Lag is ordered by the Bee-Hive Master Largo Lloyd to find out what Noir is up to, and he heads there with Niche and Steak. There he discovers a shell of what looks like a giant gaichuu, as well as a used cartridge which Noir left behind. Lag shoots his own shindan into the cartridge!

12: Panty & Stocking are spending all of their free time fighting. Seeing this, Brief wishes upon a shooting star in the hopes of them getting on better terms. However, said shooting star crashes into the church and launches the two sisters into an epic battle with the entire existence of all the cosmos hanging in the balance. 13: Panty & Stocking work hard battling Ghosts and play hard, spending lots of money on extravagant items. Garterbelt is sick of this and commands the sisters to do something about it in a very self-serving manner. Our heroines, now penniless, begin working part-time jobs on Brief's advice, but...

It's Tomoki. There's a lot of people who say they've seen ghosts. But, if you listen to what happened to them, it's usually their friend's friend that the story ends up being about. And then it's always just some stupid story they hear on TV. Also, when someone brings up a scary story that they think is scary, it never is to anyone else. Why is there always one person in a group that is the "spiritual one," that can see or feel ghosts, or whatever? Oh, me? I have two strange creatures living with me, but I don't have an ounce of a sixth sense.

...I'm going to turn you into a fan! And so, Kanon sings on the roof for Keima. Keima treats her coldly in an attempt to learn what is troubling her, but Kanon is so hurt that she goes into a state of shock and her body becomes transparent! It appears to be related to the loose soul inside her...but as Elsie looks for information about Kanon, she learns about something that happened in Kanon's past. In the meantime, Kanon's dream concert at Narusawa Seaside Hall is drawing near.

The events of the military gala have left Ganryu in low spirits. Ganryu feels frustrated by his inability to do anything while Bonbori and Hozuki fearlessly protected him from harm. That is when Bonbori and Hozuki begin to tell Ganryu about their past― Meanwhile, Zakuro has been acting strangely since the gala, despite being her normal cheerful self. Kei appears to be the only one who has noticed.