Maria Asakura

Keita and Kasumi, and Jin and Emi, were seeing each other again for the first time in a long time at a mutual acquaintance's wedding. They had all known each other since before their marriages, and their initial encounters were also related to each other. However, Emi and Keita were actually an adulterous couple who had been having an affair since before their marriages.

Tachibana Joji, who works part-time as an English conversation teacher and translator, is a popular man. His date for the day is Misato, a stay-at-home mom and student at his English conversation school. The two head to Joji's house, where Joji enjoys a delicious meal of Misato's one-of-a-kind cuisine. However, afterward, Misato tells him she's getting divorced, which makes Joji panic...

Yuji, who had unexpectedly married Wakana, the office's most popular girl, returns home early one day to find Wakana and his boss, Yoshimura, in bed together. Shocked, Yuji is confronted by the two, who confess to having an affair that began before his marriage. Overwhelmed with shock, Yuji runs away from home, only to be confronted by a woman in flamboyant clothing named Hoshiko.

The elder sister of the Tsuboi sisters, Chiaki, is a shy and unemployed woman, and her younger sister, Konatsu, worries about her. Meanwhile, Konatsu is a flamboyant and headstrong woman who works as a flyer model. The two of them then enter a crowded train...

The Harada and Ito families are two couples living in separate houses. Harada Tetsuo and Ito Ryuta are boss and subordinate at work. Their wives, Nanase and Ayano, are both dissatisfied with their husbands' sex lives. So they come up with the idea of ​​swapping husbands...

Fuyuki witnesses Chihiro, an office lady, being groped on the train. In the confusion, he also touches Chihiro's body, but warns the culprit, Tamura, but he claims that he is innocent. Then Naho, who claims to be a lawyer, appears and shows him a photo on her cell phone that shows evidence...