It's the grand opening for Marie's Garden, and Miya is pulling out all the stops advertising her Beautiful Night Castle, even going so far as to buy television advertising! Faced with such overwhelming PR power, Ichigo's shop is immediately off to a terrible disadvantage! Everyone seems to love the new sweets they sell, but with so few people actually even going there in the first place. what's the point? Team Ichigo brainstorms ways to increase the customer flow into their shop, like holding tastings, but the true draw has got to be the "Sweets Princes" themselves!

Eiko takes out a doll that she treasured as a child. Squid Girl is creeped out by the rotten doll's weird appearance, but Eiko says she will put it in her room for nostalgia. That night, Squid Girl can't help but notice the doll's stare from the shelf and turns the doll around. However... Cindy and the Idiot Three, who are always wandering about looking for aliens, make Chizuru their next target after Squid Girl. Her superhuman abilities has them suspecting her of being an alien. The Idiot Three immediately try to get near Chizuru to use various inventions to obtain samples for testing such as blood and hair... The members of the Lemon challenge Squid Girl to go mountain climbing with them, but she doesn't understand the fun of climbing so the path is nothing but pain. Tired of walking, she tries to extend her tentacles to cheat, but they are bitten by mountain wildlife. Squid Girl tries to shake off the wildlife who has mistaken her tentacles for bait, but...

The fight between Lag and Noir continues, and Zazie comes back to help after sending Wasiolka to report. Just then a ton of swarming type gaichuu, Lao-Lao, come to attack. Lag and Zazie do their best to fight the gaichuu, but the huge numbers and lack of dingos to back them up makes it a tough battle. But then a trusty ally appears, and finally it's time for Lag to shoot that Letter Bullet!

It's Tomoki. The sun shines down gently. The smell of a gentle breeze. The nostalgic sound of the waves. You enjoy season because your friends are there to spend them with you. This moment will eventually become a memory, but why look back on all of this now? I just want to spend more time with everyone. I want to make the most of these cheerful, irreplaceable days I have with those creatures that fell from the sky. Peace and quiet really is the best. By the way, I seem to be getting... "carried away" quite a bit lately.

The library has decided to dispose of a number of books to prepare for the new media room. Shiori can't bear the thought of her precious books being thrown away, so she sets up a barricade and holes herself up in the library. The members of the library committee pay no heed to Shiori's silent protests and prepare to storm the library and dispose of the books as planned. Shiori begins to falter in the face of adversity, when Keima suddenly appears before her. Has he come to save her, or perhaps...

The captured Zakuro was wandering an unfamiliar dwelling when she came across her mother, Tsukuhane. The moment Zakuro touched Tsukuhane, Zakuro was able to see her mother's memories that were previously unknown. Meanwhile, at Spirit Affairs, Kushimatsu was explaining what the Village of Oracles was and why half-spirits were born. As the final episode approaches, the truth of Zakuro's birth is finally revealed.

One day, Ringo wakes up and notices her Ma-Pet, Sei, is gone. Ringo talks with Leila and Natsuki who say that Dai and Ryoku have been gone since morning too. The girls walk around the town searching for the Ma-Pets, but are unable to find them. They think back and wonder if they had done something wrong. Sei was crushed when Ringo rolled over in her sleep, Dai's crackers were taken away by Leila, and Ryoku was thrown out of the room by Natsuki for being fussy... so many possibilities come to mind. Worried, the girls go to ask Chris. Meanwhile, the Ma-Pets are walking around Hanasaki in their Halloween costume. It seems the Ma-Pets have some reason for doing this...

The grand opening of Main Street is only a few days away, and Team Ichigo hurries back to make the final preparations for their shop, only to find that the Heiress has gotten permission to open her own grand shop on the same street! Furthermore, Johnny goes turncoat and is helping out Miya, since she's giving him all the funding he wants. Miya challenges Ichigo to see whose shop will be more popular, with Kashino's hand in marriage on the line! And even worse, Ichigo promises to date Johnny if she loses! However all hope isn't lost, as the Sweets Princes are gathered back together again...

Wishing for sunny weather so he can go out and sketch for his homework, Takeru makes a teru teru bozu. Being told that since he's in this situation, he should draw what's here, Squid Girl says she will help. After taking the pen for herself, everyone is shocked at the outcome of the image she drew! Sanae attempting to embrace Squid Girl and harshly getting smacked away has become a daily sight. Eiko worries about this unhealthy behavior in Sanae and urges her to abstain from Squid Girl. She inspires Sanae by telling her it will get Squid Girl to like her, but it's self-torment beyond her imagination. The pitcher for Kiyomi's baseball team falls ill just before a practice game. Squid Girl says she will play as a substitute on short notice, but not knowing the rules, she makes defensive errors immediately. Moved by Kiyomi's kind words and encouragement after her errors, Squid Girl demonstrates the power of a squid!

Sunny is ordered to put poison in the cookies that she bakes in the Abbey for Connor by the Abbess. Sunny is shocked at the order... Meanwhile, Connor is shocked when he sees Lag fighting with Roda and realises that the girl he fell in love with was actually a member of Reverse. And during all the confusion, a giant gaichuu Cabernet comes to attack!