The upperclassmen of the Tennis Club have PE class outside on a cold day. After warming up with exercise moves of their own creation, they take on the high jump.

Kanae needs a new phone, but the clerk at the store keeps offering her products that are definitely not phones. Will Kanae and Yuri leave the store with a phone that can actually make calls?

With Valentine's Day just around the corner, Udonko and Yuri decide to make chocolate. However, it seems Udonko is very confused about what Valentine's Day and even chocolate are supposed to be.

The cherry blossoms are blooming, and the girls decide to go flower watching. When they arrive at the park, Yuri notices they've brought a few friends with them.

The earth moves...

Udonko begs Yuri and Kanae for help with her family's udon business. They agree to help make udon at the shop and are taught the ins and outs of udon by a very special teacher.

Once upon a time, there was a girl named Cinderella who wanted nothing more than to attend the party at the castle. However, with 245 evil sisters intead of two, will she be able to attend the party and meet her prince?

The girls decide to form a band to get more out of their youth. However, the discussion quickly reaches an unusually serious level with tons of realistic terminology thrown around.

The team's annual "Practice Super Seriously Day" has arrived. While the girls do indeed practice something that resembles tennis, it's still a far cry from "serious practice."

Marimo runs into Udonko, who is on her way to look for an unidentified flying object that crashed into a nearby park. While searching for the UFO, they meet up with Tomarin and Tanaka-san, who points them in the direction of some peculiar "playground equipment."

Marimo and her friends are trapped on an alien planet when their spaceship breaks down. While searching for the rubber band they need to repair their ship's engine, they come across a strange domed structure. When they open the door, they find a shocking surprise waiting for them.