Sex Adventure: Wonder Eros

In a crowded train compartment, Misa felt someone touching her in a sexually harassing way. A man stood up and pointed to a passenger named Yoshi, shouting, “Hey, stop it! You sex maniac!” Misa let Yoshi be arrested, though she could not confirm he was the culprit. However, she could not forget Yoshi until she met him again one day, and her feelings toward the suspect began to change.

Hiro and Mamoru are young cops who are privately gay, and Mamoru is in love with Hiro. One day, when Hiro follows a masked guy, he is raped by the guy, and his gun gets stolen. It turns out that the criminal is Kageyama, a megalomaniac fanatic whose mission is to make a gay world by raping straight men!

In the room of the Story Hotel, Hina, who is wearing a blonde wig and a gothic lolita, is accused of having an M-shaped spread by Masukawa, the director of the nursing care company. At the moment Hina is strangled and feels cheerful, Masukawa's view is distorted. When Masukawa looked around, he noticed a mysterious figure. Miki, an abbreviated name for the Research Institute for Bizarre Incidents, has started the investigation into the death of Masukawa. And at first, it was just an accidental death from a heart attack ...　

In the near future, the earth is devoid of women due to a virus that will lead to the extinction of the human race. In the meantime, a murder occurs at a research institute that was developing a vaccine. Kiriyama of the Public Security Bureau goes to the scene and finds that the murderer is his colleague Kaneshiro. He had already been infected with some kind of virus...

Tatsuji, the protagonist, is a retired high school teacher living a quiet life of leisure. With time on his hands, his only pleasure is eavesdropping on his son and daughter-in-law’s sex life. One day, a former student named Kana visits him and declares, "Teach, have sex with me!" To think he’d be giving a girl like her a "private lesson" in bed...

The relationship between Maakoand her husband Michio, who runs a printing company, has become cold. Maako repeatedly visits the home of novelist Makoto and has an affair with him, and he frequently tells her to get a divorce, but she hesitates, thinking that Michio's financial situation means he can't even pay alimony. Meanwhile, while passionately making love to Makoto, Maako makes a terrifying proposal to him: kill Michio and get the insurance money... She thought it would be easy with Makoto, a mystery writer, but...

Mayu, a female college student, has always heeded her mother Atsuko’s constant admonitions to preserve her chastity until marriage, and she has lived her life doing exactly that. Lately, however, as she has come of age, she has been troubled by a nightly succession of erotic dreams. Unable to confide in her mother, Mayu suffers in silence — unaware that, behind the scenes, Atsuko has become obsessed with a dating site and is consumed by passionate affairs with men.

Mana is an android developed by the character development company Polarborn. Once completed, mass production is planned, and the project is called the "Mana Project." Takuma, who created the character design and is participating in the 3D project as an observer, is being offered a prototype to live with. Meanwhile, Jun, the rival of the heroine Mana, is also one of the characters born from the same project...

Makino Kaori and Katahira Yuki work for a security company. Yuki is fond of Kaori, who is pure-hearted and devoted to her training. One day, at Yuki's suggestion, Kaori decides to take building security training. There is a rumor that a certain room in the building is haunted by the ghost of an office lady who died in an accident...

Erotic manga artist Toshikichi is currently in the midst of a creative slump. The deadline is approaching, but he can't make any progress on his writing. His wife, Hisako, tries to be a model and strikes sexy poses, but Toshikichi is aroused by her appearance and ends up getting intimate with her, neglecting his work. The cause of his slump is his beautiful neighbor's wife, Wakako. Toshikichi is captivated by her mysterious aura and discovers that Wakako works at a brothel...

A manga artist and a minion who is desperate for life before his wife. Under him, Maya, a different-dimensional person who looks just like his wife, appears. Meanwhile, the Bizarre Case Investigation Institute considers Maya to be an invader ...

Mikako (Ruka Aida), an angel in a white coat, continues to have sex with patients with the belief that "happy sex is better for your health than any surgery or medicine."

Rika, an office worker, married Takuya, the son of a company's president. Rika can't help but want to brag about her lifestyle to her older sister Nanako, an honor student who has always been the source of her inferiority complex since childhood. One day, Nanako, who was married to an international woman, returns to Japan after getting divorced and moves in with Rika. The three of them start living together, but...

Mikami is a dignified pharmaceutical company president, but he harbors a secret: he enjoys engaging in "baby play" with his wife, Etsuko. Numakura, who has been entrusted with the top-secret task of developing a new drug at the president's home, spies on these intimate moments; he is secretly in love with Etsuko. Meanwhile, Numakura’s assistant, Ami, harbors feelings for him. One day, Numakura discovers that Etsuko is plotting to kill her husband. Aware that he had been spying on the bedroom all along, Etsuko seduces Numakura and draws him into the scheme, but...

Shogo is a street musician who doesn't sell well. However, he dreams of one day making a major debut, and continues to sing around town today while earning money through part-time appearances in gay AVs. Shogo has a girlfriend named Yusuke who he lives with, and Yusuke supports Shogo's dreams. One day, Shogo met Kohei for the first time in a while at a class reunion. During high school, Shogo and Kohei, who had the goal of becoming a top-class architect, often talked about their dreams. The two were best friends, but in reality, Shogo was secretly in love with Kohei. After reuniting with Kohei, Shogo regains the dream he had almost lost and is working hard to create music again. However, Shogo receives word that Kohei has fallen ill with acute leukemia.

Ten years ago, Tatsuya and Kazuo raped Nozomi (Sayuri Otaka), the woman they admired. Tatsuya is tormented by guilt and is still plagued by nightmares. Tatsuya and Kazuo have been on a break since the incident, but after much deliberation, they decide to meet. Soon after Tatsuya and Kazuo meet again, an incident occurs in which Midori (Nanami Nishino), Kazuo's younger sister, is raped by a man in a sailor suit. The two suspect a connection to the incident of ten years ago, but...