Christmas is only a few weeks away however Nanami and Motoharu may not be able to spend it together as he's decided to follow his Mom to Tokyo. Even though he wants to spoil her during the days they have remaining, Nanami wants to spend those remaining days like they usually do.
Nanami is also worried about the impossible entrance University exams she has gotten herself into and she is begins studying like mad, in order to raise the chances of being accepted. But more importantly Motoharu still hasn't given Nanami an answer as to whether he would be moving with his Mom or staying. What will Motoharu's answer be?
Motoharu tells Takeuchi that his Mom is getting a divorce and will be moving to Tokyo and while they're out Takeuchi feels the need to tell Motoharu that he confessed his feelings to Nanami. Nanami remains unsure of what to do about her deteriorating relationship with Motoharu, because of all that has happened with Takeuchi and Yuri.
Nanami is finally able to accept Motoharu and they get back together and as if nothing happened they return to their normal school lives. But things are still not settled between Motoharu and Takeuchi because there's a sort of rivalry going on between them and Nanami is at the centre of it.
It is the night of the school festival and everyone is anxiously waiting for the main event. Takeuchi plans to confess to Nanami but so does Motoharu, yet Nanami just doesn't feel like she can handle all this now and decides to escape from giving her answer.
With things going nowhere between Motoharu and Nanami, Takeuchi is unable to hold back his feelings and decides to take the initiative. Nonetheless he may have timed this wrong and Motoharu wants to stop him before it's too late. What are Nanami feelings towards the both of them?
The relationship between Nanami and Motoharu has ended and a week has passed without even as much as a word between them. Takeuchi just can't sit back at let things continue as they are, so he invites Nanami over to cheer her up. Motoharu is beginning to regret what happened between him and Nanami.
Nanami and Motoharu's study session in interrupted when, out of the blue, Yuri turns up on Motoharu's doorstep, with something to tell him about her sister. It's to do with the reason why Nana was in Kagawa's car 2 years ago. Soon after that Nanami and Motoharu end up having a quarrel about it.
Nanami Takahashi is a high school student entering her first year. Immediately on her first day however, she becomes the victim of a practical joke by the school's most popular guy, Motoharu Yano, who coincidentally also ends up in her class. While the two get off to a rocky start, they soon find themselves falling in love with one another and begin dating. But their relationship is marred by Yano's past which includes the death of Yano's previous girlfriend, Nana Yamamoto, and the betrayal surrounding her death. To make matters more complicated her younger sister, Yuri, is in the same class as Yano and Nanami. As Yano struggles to come to grips with Nana's death and his unresolved feelings for her, so too must Nanami learn to understand Yano if the two hope to continue their relationship with one another.