Having given birth to her daughter Reimi, Rina (Akane Hotta) thought she would get along well with Nikaido (Kouhei Takeda). However, Nikaido's female play did not change, and Rina was exhausted from one-operated childcare. One day, with her insensitive words from Nikaido, Rina decided to divorce her and decided to raise her Reimi alone. Rina struggles as her single mother, and she is contacted by Ren (Yuki Izumisawa) for the first time in a few years, and finds out that Ren has divorced her Mizuki (Karen Miyama). However, at the same time, her colleague Kaito Mano (Sho Jinnai) applied for marriage ...

Rina (Akane Hotta) and Ren (Yuki Izumisawa) are tied together after many years of thought. However, no matter how pure love you have, it's just an affair in the world. We were so absorbed in each other that we almost forgot about that. One day, when Nikaido (Kouhei Takeda) suspected him, the relationship between the two became cracked. In addition, Ren's wife, Mizuki (Karen Miyama), also restrains her ... Ren insists that he never wants to break up, but Rina decides to break up. The two were finally tied together, but once again the mischief of fate separates Rina from Ren. And when Rina decides to live with Nikaido, a change comes ...

Rina (Akane Hotta) decided to go drinking alone with Ren (Yuki Izumisawa). Although I was nervous before I met her, I quickly got to know her and had a good time like she used to. What is different from those days is that they are both married and have a partner. However, after this day, Rina had more days to remember Ren. Ren's existence filled Rina's empty daily life. She thought she shouldn't ask for cheaper anymore ... Rina, who reunited with her at a party held by her college circle friends, couldn't stop her feelings ...

Rina (Akane Hotta), who married Nikaido (Kouhei Takeda), quit the company and became a full-time housewife. Her friend Misuke Mori (Saori Watanabe) envied her as a 'celebrity marriage' and she enjoyed an elegant life with time and money. One day, she encounters Ren (Yuki Izumisawa) and her lover Mizuki Asai (Karen Miyama). She intended to forget about her cheapness, but Rina buzzed her heart. In addition, it turns out that Nikaido is having an affair. Rina decides to go through the masked couple from pride when she sees Nikaido who does not seem to be afraid that 'we are free and ideal couples to each other' to her distraught Rina. When she was spending such empty days, she was suddenly contacted by Ren ...

Rina Aizawa (Akane Hotta), as a girl in Minato Ward, used her youth as a weapon to tribute to the men and fully enjoy the city at night. Rina had a man who wanted to get in touch with her at the end of the day. With her college classmate Ren Ichijo (Yuki Izumisawa), she has been having a relationship like 'between love and friendship'. After graduating from university, Rina and Ren joined the same trading company, but gradually began to get closer. Meanwhile, Rina was proposed by her older lover, Naoya Nikaido (Kouhei Takeda), but she couldn't reply immediately.