Tadashi Igami

Rumi is a popular novelist who writes about her own romantic experiences. One day, she happens to meet Noboru, a friend from her school days. Rumi is in a slump and approaches Noboru, who is troubled by his wife's infidelity, for the sake of her novel.

Etsuko, an office worker, witnesses her live-in partner Mamoru cheating on her. Heartbroken, she meets a man named Fuyu at a drinking party set up by a colleague and is attracted to Fuyu's laid-back attitude, but...

Kanji, a radio-loving executive driver, accompanies Yamamoto, a company executive, on a short trip to places that hold fond memories from his childhood. While they talk about life on the trip, Kanji learns that Yamamoto has only ever had sexual experience with his ex-wife...

Karin, a sex detective, and Nana, an assistant, have protected the peace of Shimbashi based in a Chinese-style oil beauty salon. In the city, a mysterious incident occurs in which women disappear one after another, but Karin is not so absorbed in having sex with the New York Police Department Kasumi. Nana aims to solve the case with a newcomer China Girl Hachi and pseudo-sex detectives who are a reserve army of sex detectives. As the investigation continues, the shadow of a male office worker who is envious of his female boss, as well as the super-male and female criminal association ADAM, begins to flicker.

The Sex Detectives have got a new request from Kasumi Lovecraft, a detective from New York. Hatenashi’s manager, Maebari, tells him that he has been offered a job as an actor. Hatenashi gets in a good mood with Miona, a production staff member, during a commercial shooting and asks Miona out on a date. The date goes well and the two make love at Hatenashi’s apartment. However, on the way back from investigating the case with Kasumi to track down the missing Kido, the Director-General of the Police Agency, Hatenashi witnesses Miona secretly meeting with Harigata, a client of the commercial.

Kyoko Tsutsui is a 40-year-old woman who is always running away from work and love. Sasaki, a bartender and regular at the bar, has feelings for her, but she doesn't take him seriously. Then, suddenly, versions of herself at 20 and 30 appear...

Misa was at the height of happiness after her boyfriend Kazuki proposed to her. However, Kazuki suddenly disappeared, leaving a note saying, "Don't look for me." At the lowest point of despair, one day she bumps into Kazuki on a street at night. For some reason, Kazuki runs away as fast as he could, and Misa desperately chases after him, only to discover that he's living a comfortable life with two strange women... (Exists in R15+ and R18+ versions with two different titles).

The sales department of the insurance company Elephant Insurance. Komori, a rookie salesman who can't get a contract, was yelled at by General Manager Gonda almost every day. On the other hand, Gonda was lenient towards Minami, whose contract was similarly stagnant. That's because Minami was Gonda's affair partner, but she was also treated rudely by the director.