Having to spend a night in the same room with Chizuru sends Kazuya’s heart and mind racing. Meanwhile, Kuribayashi Shun has a surprise in store…

Chizuru and Mami go on an awkward rental date unaware that Kazuya has seen them together. How can Chizuru handle this situation?

As Mizuhara looks set to quit the rental girlfriend business, Kazuya goes to watch a play, one that could be pivotal to their relationship.

Kazuya tries to clear the misunderstanding Chizuru is under, all while enlisting Sumi's help to get her a fitting birthday present.

Kazuya and Chizuru have decided to make a movie together so that Granny Sayuri can see it. That's all well and good, but now they have to sit down and work out all the details.

Filming for the movie begins, and seeing her act in the flesh, Kazuya realizes that Chizuru exists in a whole different dimension from him. Meanwhile, Mini is hatching a plot of her own.

Seeing Chizuru overcome with grief, Kazuya decides to give her an outlet and sees the ensuing moment as a big change in their relationship.