When the new instructor arrives, her lesson plan is filled with debased acts and sinful examinations. And the only way to get some extra credit is to volunteer for some hands-on learning!

From the radioactive emptiness of space comes the Demon Beast! A hideous alien monster, the Beast shares a psychic link with the beautiful Earth woman, Kayo. Bound by a forbidden past and a horrifying erotic encounter, she is destined to lure the Beast back to a helpless Earth. Her tortured soul cries out across dimensions, calling the Demon Beast to begin his reign of bloodlust, carnage, and terror!

Legend has it that the human race is not the only dominant civilization living on Earth. Two other races exist in this world: the Makai (a demon race) and the Juujinkai (a half-man, half-beast race). Once every 3000 years, a supreme being known as the Choujin (Overfiend) will emerge and bring balance to all three realms on Earth. In present-day Japan, after 300 years of endless searching, a Jujinkai named Amano Jyaku has discovered the presence of the Choujin inside high school slacker Tatsuo Nagumo. But now, Amano - along with his sister Megumi and their sidekick Kuroko - must protect Nagumo and his new girlfriend Akemi Ito from the Makai, who believe that Nagumo is not the Choujin, but an evil entity bent on destroying all living beings on Earth.

Nazi Germany - 1944: As American bombers soar towards Berlin, a revolting Satanic rite takes place below - Hitler and his minions are using the monstrous Nazi Death Rape Machine to render the dimensional boundaries separating the Human World from the World of Man-Beasts and the World of Monster Demons. Dr. Munhihausen Sr.'s life work is about to come to fruition - the conjuring of the Overfiend!Cut to modern day Tokyo - Munhihausen Jr. searches for a monster with strength enough to conquer the omnipotent Overfiend. Since legend says that he who kills the Overfiend will rule all three worlds forever, Munhihausen is determined to slay the Overfiend and assume complete control over all three dimensions. His efforts seem fruitless - until Nagumo's cousin Takeaki, infused with Nagumo's blood after an accident, begins to develop monstrous powers.As Man-Beast Amano Jyaku and his sister Megumi, together with faithful accomplice Kuroko attempt to thwart Munhihausen's evil plan, nothing seems likely to prevent Munhihausen, descendant of a race of brutal tyrants, from enslaving the world under his despicable rule!

Twenty-five years ago, the world was annihilated. With the coming of the Overfiend, God of all Gods, the human, demon, and beast realms collapsed together in chaos. With the promise that he would be born in 100 years to re-create his failed world, the Overfiend settled back to sleep within his mother's womb.But something has gone terribly wrong...Now the Overfiend is born prematurely and awaits the coming of his natural enemy, the Lord of Chaos. His only hope for survival are Amano Jyaku and his sister Megumi. But destiny has moved in ways that even the Overfiend could never predict, as a new race of half-breed demon beasts has evolved.As Amano travels to the kingdom of Azuma to investigate the appearance of the Lord of Chaos, he is swept up in the world-conquering schemes of Caesar, Azuma's dictator.Against the backdrop of a demon beast slave revolt and the return of the diabolical Munhihausen, only Amano and the demon beast Buju can save the world from another fiery destruction. With the fate of the earth and its inhabitants hanging in the balance, all wait to see what the coming of the Lord of Chaos will bring...

It was the Taisho era. Mikagura Tokito was the director of a detective agency, which had solved a lot of cases. One day he disappeared, apparently involved in an accident. Tomoe, Shigeno, and Chizuru, who adored him, got anxious thinking about what had happened to him. Hearing that Shigeno's elder brother had seen him at a church in a foreign country, they travelled there hoping to meet him again.However, it was a dead body of a priest in a church which they found there. Furthermore, they found his arms had been cut off from his body. Because they thought his death had something to do with Tokito's disappearance, they investigated the case. Suddenly they were attacked by men. Being involved in danger, they tried to find Tokito but will they find him?

BC 2039, Tokyo. Top agents Alice and Kaoru Mikogami succeeded in the assassination of the CIA technology hacker Mercy Spectre. However, Mercy's memory and personality has invaded the network, invading the minds of drug abusers. Within this ocean of computer networks, Mercy is becoming virtually unstoppable!

My father had died. Because I received this message from my mother, I went home for the first time in two years in order to attend the funeral. Because my father had married her while I was in boarding school, it was the first time I'd seen her. My father was born into a rich family, but he was very lavish, and it was his fourth marriage. I opened the door, and I saw a woman. It was my stepmother. Although it was the first time I had seen her, she was the visage of my real mother. It sounds shameless, but I got the urge to fall on her bosom as I used to do when I was a child.When I looked at the miserable figure of my father who had died by falling from a horse, I wondered why my mother and her had been attracted to such a person. The next day, a gorgeous carriage arrived at the house. It was from my grandfather. He would take care of us because my house was already mortgaged. I didn't know at that time, but he had another reason to take care of us. He didn't have any male relatives. Therefore, he adopted me to make me an heir. In this way, my stepmother and I went to my grandfather's house.

Strange monsters start to appear on the streets, raping women.How is all of that connected with the appearance of a second moon in the sky? That's what Ryou is about to find out.

My name is Touma Hikaru. I'm going to Izumo Gakuen High School with Miyuki who is my little sister-in-law, Nanami-chan who was my childhood friend, and Nagisa who thinks of me as a rival. I began to have a strange dream of a beautiful shrine maiden, who is praying to something naked in a lake. I wonder who she is; I think I know her... I also see a strange room of Izumo Gakuen in my dream. Feeling uneasy, I decide to sneak into the room, not knowing it is the beginning of a long journey.

Longtime friends Erika and Akino have a difficult road ahead of them. One minute, they're basking in the warm summer air, and the next, they're sucked into a strange dimension. There, an army of mysterious soldiers declare that the two women are allies of an enemy nation and put them through all manner of perverse torture. But even if they could escape their captors, where could they run when they don t even know where they are?

There is a secret club that holds an auction of virgins. They are unmistakably virgins as their bodies are checked by a sadistic woman doctor. The girls are put up for auction for various reasons, for example, to clear debts, and they are forced to have sex with bidders.

Aki is an Andromaid, half android, half maid. Created to infiltrate the house of Kenichi, she disguises herself as an ordinary housekeeper. Her mission is to capture a sample of Kenichi's superior sperm, but she ends up with more than she bargained for. Will her android heart find love after comforting her sad new master?

Tokyo fell into ruins following the consecutive great earthquakes of 2014. As a result, the new city center is built in the location of the former Nishitokyo. Meanwhile, Shinjuku and the submerged Minato wards devolved into slum areas. Further, due to the Immigration Laws of 2040, these slums saw an influx of refugees, mafioso, and terrorists, and is now the leading crime capital of the world.The year is now 2049, and this is the stage in which two women embark on an operation to arrest a dangerous drug dealer.

A housewife gets raped by a bunch of men. As it turns out she likes it and her life becomes a succession of perverted sexual adventures.

Three mystical artifacts called the Jingi have been stolen and without them, no clear order of succession exists in the Empire of Yamato. Now both the northern and southern kingdoms are searching for them, in order to rule over the other.Enter Yahiro, a ninja who is searching the Jingi to sell them for a quick buck. On his journey he will have to deal with a female assassin out for his head, a princess doing nightly visitations, a virgin shrine maiden, and many more.

Late 20th century, during a time of rampant social corruption, a criminal market in human sex slavery has become increasingly common. The Japanese government created a specially trained task force to combat these crimes.

Sister Rosaria is working at the village's local church. Everything has been peaceful and many days of happiness have passed. One day a new priest and a sister arrive... and her happiness is suddenly shattered. The two are imposters, villains on the run for theft and murder. But that isn't the only problem... the man is a former priest who sexually assaulted sister Rosaria many times in the past. Now, the village's peace is in her hands; if she doesn't obey "Father Edwards", he has sworn to kill every single one of the villagers...

Diana, a spirited princess, flees her kingdom to join her true love - the sworn enemy of her royal house. But misfortune befalls her almost immediately, and she is captured by depraved slave traders! Will her prince arrive in time?

Those who are at the top of a zaibatsu, a large Japanese business conglomerate, tend to have eccentric tastes. For one particular executive, his hobby of choice is spending his fortune on women, buying sex slaves naturally. At his luxurious mansion in the most remote of locations, he spends his time training his pets far from prying eyes. An acquaintance of his shares the same pastime, and the two one day decide to compete to see who can train the best sexual servants. At the same time, an amnesiac young lady shows up at the doorstep, not realizing what awaits as the game begins.

It is around the fifth century in Europe. Teodora and Helena were daughters of the royal family of Burgund. Burgund had been known as a brave country, but they were defeated by Melven, and Teodora and Helena were captured by them. Melven soldiers raped the captured Burgund women. Because Theodora didn't want to be raped, she tried to commit suicide. However, when she heard that Helena was also captured, she made up her mind to devote herself to them in order to help her sister.

Based on the adult manga by Kishizuka Kenji.

Aida Masaki, the leader of the newspaper club, has been investigating the rumor of ghosts with Kaede and Hinoki. Meanwhile, Shion, who lives with Masaki, is invited to the psychic treatment club's anniversary party by her classmate. However, the psychic treatment club is actually a group of rapists.

Nanase's father has just been arrested for murder. While his guilt remains in question, a perverted gang of Nanase's classmates have already passed judgment, and are punishing her for her father's crimes. To atone for his sins, she must obey their every sexual command to satisfy their twisted desires. At school, in her room, and even on a crowded train. No matter where they are, Nanase must pleasure them in any way possible. But not all of Nanase's classmates can be so easily satiated. Someone's publishing very detailed articles about her nightly lustful escapades in a special Atonement Newspaper! Spread across campus, this public humiliation might just be worse than her nightly tortures!