University student Mako Kawai lives a quiet life. Then one day, she's unexpectedly invited to join a club.

Mako accidentally bumps into a scary girl after German class. Later, that same girl shows up at the club room!

The club trip begins! After the train and sightseeing, they plan to use the outdoor oven. But then, it rains!

Nana spots her escaped pet in the worst location. Then, one hot day, the club's air conditioner won't turn on!

The club gathers to give their clubroom a New Year's cleaning. They reminisce and enter the new year together!