Nishikata is so happy summer vacation is starting, but Takagi-san doesn't seem that excited. She suggests they should practice tandem riding during vacation. When Nishikata agrees, she finally seems enthusiastic about summer vacation.

Takagi-san and Nishikata compare heights to see if Nishikata did indeed grow. But as always, her method is unusual and Nishikata can't help but wonder... Meanwhile, Yukari is curious about the two because they're always hanging out together. Are Takagi-san and Nishikata going out?

It's Nishikata's birthday! While on his way to buy his own cake for some reason, he runs into Takagi.

Nishikata and Takagi are mistaken for a couple on their way to the summer festival. Nishikata can't deny it fast enough, but then they get separated.

Sometimes, there isn’t any need for words. Other times, there are. And every so often, a relationship grows closer despite the teasing.

Nishikata receives Valentine’s Day chocolates, but they aren’t from Takagi. Something has now changed; something important.