Mio Naganohara tries to comfort her friend Yuuko Aioi when she gets a 1% score on a test. Meanwhile, robotic girl Nano Shinonome tries to give little Hakase, who has a cold, some medicine, which she refuses to eat, and tries to get advice from their talking cat, Sakamoto. Later, Yuuko, Mio and their friend Mai Minakami go on a train ride, which is completely empty at this time of the day.

I accept her challenge. What is the principal doing to that deer? Death or die! Mio-chan, stop! You'll kill yourself!

Nano goes to school, the Go-Soccer Club learns the rules, while Mio and Yukko yell compliments at each other.

Mio has enlisted her friends to help her finish her manga. The material proves to be to risqué for Nano, Yukko doesn’t want to screw up, and Mai is bored.

Let's have a birthday party for Nano! Professor, what do you mean, "a little one?" Got it! I'll take this ugly one away, too! Cake, cake, cake!