The group, plus Cousin Yui and Nanako, go to the beach for some summer fun. After Yui races down the road, and Nanako gets really lost, they finally make it and spend a night in a Japanese inn. After a day at the beach, and Nanako becoming too drunk to drive, they go back to the inn for a shower and to spend another night. After arriving home, the twins have to clean their bedrooms, Konata discusses cleaning tactics with Kagami, and Miyuki is told she has to go see the dentist, or her mom is bringing the dentist to their house.

Konata persuades Kagami and Tsukasa to come along with her to a festival of sorts: a convention called ComiKet. There, Konata tells the twins to follow her plan of buying new manga, Kagami learns how intense some manga can be, and Tsukasa gets swept into the crowds and ends up lost.

Later that day, the girls go to another festival, with this one celebrating New Year. The girls discuss why Kagami is in a different class than everyone else, Konata draws a bad fortune, and the origin of Kagami's name is revealed.

Konata pesters her father for money, and apparently he likes when she does that. Konata wishes her online friends a happy new year, including her teacher Kuroi. Konata starts to believe that the reason why her teacher doesn't have a boyfriend is because she's always online playing games.

On Lucky Channel, it was previously announced that Akira would appear in the actual show starting with this episode, but she was unable to because she got sick.

Konata and the girls discuss parents who check through their children's e-mails and text messages, how much money Konata spent at Comiket, and how hot it is even though it's September.

Yui meet's Yutaka's friend Minami for the first time, and Minami gets even less insecure about her... growth.

Tsukasa tries different methods to wake up early in the morning. All of them failed.

Hiyori thinks of some good ideas for her manga, but when she tries to write them down, she just can't seem to remember them.

Konata's class embark on a school excursion to Kyoto and Nara. During the trip, Kagami receives a letter from a boy asking for her to meet him at night. What could this boy possibly want from Kagami?

On Lucky Channel, Shiraishi returns from his journey from Mount Fuji and gives Akira the famed Mount Fuji water she wanted. When Akira is disgusted by the taste of the water, Shiraishi finally snaps!