Fu Arisugawa is more interested in shopping than she is in love. Mizuho Haneda is a novice manga artist who just broke up with her boyfriend. Doctor Rio Sakuragawa is popular, but refuses to go out with anybody. Sayuri Enjyoji is a lady who goes out on arranged dates every week. Enjyoji tells the others that she is getting married and wants to have fun while she's still single.

Fu is now dating Mr. Odagiri. Mizuho shows the manga she'd been working on to Wakui, who makes her cry. Without thinking, Wakui kisses Mizuho. Rio is being hit on by a nurse, Atsuto Izumi. She tells him that she's not interested. Rio already has feelings for someone, but it's a case of unrequited love. Enjyoji wants to enjoy romance and have sex with many different people before marriage.

Enjyoji brings home all sorts of men. Mizuho is thrilled to draw a new manga series. Odagiri buys Fu expensive clothes. While on a date with Okuzono, Enjyoji asks him whether he doesn't actually have feelings for Fu. Okuzono loses his composure. Kaoru Hiyama, Okuzono's college friend, shows up. Enjyoji judges Hiyama to be the worst man ever. Fu and Odagiri haven't even kissed yet.

Fu and Odagiri fail to consummate the relationship at the hotel. Odagiri confesses that he can't stand sex. Mizuho was planning to date Wakui, but she is now, once again, alone. While coming home together with Rio, Mizuho meets Izumi. Enjyoji, Hiyama, Fu, and Okuzono go out drinking together. Hiyama forcibly kisses Enjyoji. Fu notices that her feelings toward Okuzono are changing.

While continuing to date Odagiri, Fu feels more and more out of place. Izumi gets closer to Mizuho, and a nice chemistry develops between them. Once she realizes this, Rio becomes apprehensive regarding the matter. Meanwhile, Fu and Okuzono begin to view each other differently... Fu comes to a decision regarding Odagiri.