Not in Textbooks 3

Three distinct tales unfold in the bustling city of Tokyo. Merde, a bizarre sewer-dweller, emerges from a manhole and begins terrorizing pedestrians. After his arrest, he stands trial and lashes out at a hostile courtroom. A man who has resigned himself to a life of solitude reconsiders after meeting a charming pizza delivery woman. And finally, a happy young couple find themselves undergoing a series of frightening metamorphoses.

Two romantic burnouts, Jane and Will, are immediately drawn to each other at a mutual friend’s wedding. After a disastrous hookup in the coatroom, the two spend the next 24 hours together, trading candid confessions of messy histories and heartbreak, on the off chance that this fling might be the real thing.

Problem student Haru Yoshida sits next to the cold and studious Shizuku Mizutani in class. Without any other friends to turn to, both of them start to get to know each other and grow closer. Haru eventually develop feelings for Shizuku and confesses his feelings to her. Will Haru and Shizuku get their happily ever after?

Four years have passed since that emotional marriage proposal at Tsukushi Makino's high-school prom, and Tsukasa Dōmyōji announced his engagement to Tsukushi to the entire world. At an engagement dinner between their families, Dōmyōji's mother, who has been strongly against their relationship before, presents Tsukushi a tiara, which is estimated to be worth roughly 10 billion yen, as a token of their engagement. But that night, the tiara is stolen by somebody! Then, Dōmyōji and Tsukushi travel around the globe to Las Vegas, Hong Kong, and even a deserted island to get the tiara back—the legendary tiara that has been believed to "bring eternal love." In the meantime, where and what are the "F4" fellows, who have just gone separate ways, doing now?

When it rains it pours. Kenji divorced his wife, lost his job and his old squeeze Naoko is getting married back home in the north of Japan, specifically in Akita. He returns there in order to attend her wedding. Naoko surprises him by proposing that they have sex again. The one night stand is the new beginning.

Arata Kaizaki, a jobless adult, undergoes an experiment that makes him 10 years younger. He goes back to high school and falls in love with Chizuru Hishiro, who is more than she seems.

In 1860s Paris, a young woman, Therese, is trapped in a loveless marriage to the sickly Camille by her domineering aunt, Madame Raquin. She spends her days behind the counter of a small shop and her evenings watching Madame play dominos with an eclectic group. After she meets her husband’s alluring friend, Laurent, she embarks on an illicit affair that leads to tragic consequences. Based on Emile Zola’s novel, Thérèse Raquin.

Kyousuke and Madoka have finally arrived at the point where they are close to graduation and have to decide where they want to go to college. Naturally, they want to go together, so beside all the studying they also have to look for a proper college where they can enter both. Hikaru, still a year from graduating, wants to support Kyousuke as well and does that in her own way. But while she does that, Madoka feels jealous and tells her feelings to Kyousuke. And then Kyousuke has to take action to finally decide on the girl he loves.

On a Tuesday night, five couples have separate sexual adventures. Matt and Kris, friends for years, want to have an only-once, no-strings good time. Abby and Andrew, married, celebrate his birthday, but it's marred by angst and miscommunication. Mia and Eric are exes, making sure they are over each other. Jaime and Ken work together and this is a first date. Inez and Gord invite his roommate, Dave, to join them. By the time each couple has gone through a prelude, foreplay, sex, an interlude, orgasm, and afterglow, they've answered basic questions: can sex be anonymous, are we bored, is our marriage really finished, does anyone tell the truth, and how do we make someone happy?

Hatori Matsuzaki is a female high school student. She has a crush on her childhood friend Rita Terasaka and believes he will eventually choose her as her heroine, but Rita Terasaka begins dating Miho Adachi. Meanwhile, the most popular male student, Kosuke Hiromitsu takes an interest in Hatori Matsuzaki.

Ocho is accidentally captured by a drug trafficking cartel who use Chinese women to smuggle drugs into Japan by hiding it in their vaginas. She is tortured, and manages to escape, fighting both the male yakuzas and a gang of female thieves.

Mitsuko Kuroda is 31 years old and single. She enjoys her life as a single woman. A big reason why she enjoys her single life is that she has counsellor "A" in her mind, which is her other self. Whenever she does not know what to do, "A" gives her the right answers. She believes her happy and peaceful single life with "A" will continue, but she falls in love with Tada-kun. He is a salesperson and younger than her.