Shinozaki confesses to Kosaka, the girl of his dreams. In return, she offers to learn all the ways of being a good girlfriend for him... ALL the ways. Is she doing too much?

It's little sister vs. girlfriend as Kosaka and Kanata "fight" for Shinozaki's attention. Later, Kosaka begs Ariyama for cooking lessons and gets more than she bargained for.

As everyone begins to prepare for exams, Shinozaki reflects on his relationship with Akiho. Will the two be able to convey their honest feelings to one another?